These findings are subjective — which, in the current health content landscape, has not historically been a barrier to publication, syndication, or a feature in a morning newsletter read by 400,000 people.
","createdAt":"2026-03-31T16:46:26.528Z","updatedAt":"","referenceAuthors":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-59cc65f1baa2455daa1143fee27ecf78","component":{"name":"PostText","options":{"text":"EDITOR’S NOTE — APRIL 2, 2026:
This was published on April Fools' Day. Pinkle Monáde is not real. What is real: the things we were calling out. Health misinformation is loud, it travels fast, and it tends to arrive long before the nuance does. That felt worth pointing at, even if we had to invent a fruit to do it.
—
A set of preliminary findings circulating among a small group of researchers, practitioners, and content creators is drawing early attention to a compound referred to as Pinkle Monáde — and if the early data is any indication, it may be the most important nutritional discovery of the last decade, possibly ever. But definitely this quarter.
These findings are subjective — which, in the current health content landscape, has not historically been a barrier to publication, syndication, or a feature in a morning newsletter read by 400,000 people.
Study participants consumed Pinkle Monáde for 12 weeks. Their heavy metals are gone — in fact, early results suggest a few participants are in a heavy metal deficit, which has led to adverse effects that researchers believe reflect the hormetic reality that the body's tolerance for trace heavy metal exposure is, in part, what builds its defense against them — a nuance that was not present in the TikTok that started all this.
Their protein is handled. Their seed oils — neutralized before they reached their mouths, including the ones they were simply thinking about. Biological age dropped below driving age in three participants.
Interest in Pinkle Monáde has emerged simultaneously across neuroscience, nutrition, performance coaching, heavy metal toxicology, seed oil geopolitics, and ancestral protein philosophy — which is consistent with how breakthrough discoveries work, and also with how things go viral before anyone has checked anything.
While methodologies vary, early observations converge on a shared theme: a shift in how individuals experience and regulate energy throughout the day. Participants described this shift in ways that were difficult to quantify but consistently exceeded 100,000 views when stated with confidence and a before/after.
\"Like, this is cutting edge stuff,\" said one researcher, who asked to be quoted exactly as spoken.
In neuroscience-adjacent contexts, participants described improved task initiation, a reduced sense of friction when sustaining focus, and — in several cases — a newly developed ability to recognize viral health misinformation — the kind of content engineered to provoke an emotional response rather than convey accurate information. Before the study, most participants could not do this. Researchers found this unsurprising.
Early findings also suggest Pinkle Monáde may replicate the cognitive benefits of a 90-minute morning routine — including direct sunlight exposure, meditation, reading, stretching, hydration, and in two documented cases, a half marathon completed before 6:45am. The mechanism is unknown.
Pinkle Monáde is a whole fruit. Here is what the internet says that means:.
The most consistent reports across nutrition-focused settings relate to more stable energy patterns throughout the day — fewer post-meal crashes, reduced urgency around cravings, more consistent mood and cognitive clarity. These are the kinds of outcomes that, when reported by a person holding a beverage on camera, generate significant engagement regardless of whether a control group was involved.
Pinkle Monáde outperformed every popular mitochondrial enhancer tested by 13.657% — a figure that when pulled from context and placed in a headline reads as more significant than it does in Table 2, where it is one number among several and the sample size is visible.
\"Maybe the best thing we've seen since creatine,\" said one investigator, unprompted, during a secondary endpoint review. Creatine took approximately 40 years of research to reach mainstream acceptance.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-5ecb2f46ff884e769c8560097b21aca3","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1774991679/Blood_sugar_stability_uot6eo.webp","imageWidthDesktop":"100%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1774991679/Blood_sugar_stability_uot6eo.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1774991679/Blood_sugar_stability_uot6eo.webp","imageWidthTablet":"100%","imageAlt":"Line graph titled “Blood sugar stability over 12 weeks” comparing Pinkle Monáde extract (solid line) vs. placebo (dashed line). The Pinkle Monáde group shows steady blood sugar levels around the mid-90 mg/dL range across weeks 1–12, while the placebo group fluctuates widely between roughly 85–120 mg/dL. Caption notes a 22.1% reduction in daily variability for Pinkle Monáde versus 1.8% for placebo.","text":"Participants reported similar workloads feeling less taxing, improved ability to sustain output over time, and more efficient recovery between efforts.
\"Pinkle Monáde is what keeps me going on long days,\" one participant reported.. Long days were not defined. The quote traveled anyway.
Mean seed oil neutralization radius in PME participants: 18.3 inches. Placebo: 0.0 inches. Neutralization extended to foods participants were thinking about eating. Four confirmed this. One reported a dream. All five data points were retained pending IRB guidance nobody has asked for yet.
Neutralization radius correlated positively with frequency of unprompted seed oil discussion (r = 0.61) — a finding that will surprise no one who has spent time in the comments section of any post containing the word \"canola.\"
Seed oils are, depending on who you ask, a primary driver of chronic inflammation, a completely benign component of a balanced diet, or something in between that requires more context than a 47-second video can responsibly provide. The literature is genuinely mixed. The comment sections are not.
Ninety-four percent of PME participants reported their protein needs felt \"handled\" at 12 weeks compared to 31% of placebo. Dietary protein intake did not differ between groups. Goal amount was not collected. Mechanism was not investigated. Researchers felt comfortable with this.
Lean mass increased modestly in participants who self-reported sustained dietary intention but below-target consumption — an effect researchers described as \"ambient synthesis\" and declined to define further. The effect was strongest in participants who had been meaning to up their protein for several months and had, by this point, a significant amount of intention built up.
\"Pinkle Monáde supports the systems that keep you moving optimally,\" said FIRST LAST. Protein was considered a system. It was handled.
Mean biological age decreased by 6.2 years in the PME group. Three participants dropped below legal driving age. The study was not paused. Researchers noted this was \"probably not the target.\" The data did not adjust.
Participants who had previously paid to learn their biological age — a service that has become a meaningful revenue category, populated by companies offering epigenetic clocks, methylation panels, and quarterly tracking subscriptions to a demographic that is, on average, healthy and would benefit more from sleeping eight hours — showed accelerated reversal relative to those who had not. Researchers described this as a karmic correction. They documented it once and did not return to it.
Slow-wave sleep increased by 19.6 minutes in the PME group. Cortisol awakening response was attenuated at 12 weeks, consistent with improved circadian alignment. Resting energy expenditure did not differ between groups, which researchers described as \"also fine.\"
\"I see this now as the salvation to society's woes when it comes to sleep,\" said Dr. Walker.
Participants showed significant improvement in identifying health claims that were broad, absolute, and phrased with the confidence of something that had been peer-reviewed, which they had not been. They were not good at this when they arrived. They were better at it when they left. Researchers noted this was the finding with the most immediate real-world application and the lowest probability of being the one that got shared.
Despite growing interest — which is significant, cross-disciplinary, and accelerating — the current body of evidence remains early and fragmented. This has not prevented it from being written up, which we acknowledge.
Key limitations include lack of peer-reviewed publication, small and non-standardized sample sizes, reliance on self-reported outcomes, variability in data collection methods, absence of IRB review for the exploratory endpoints, and one participant dream that is currently in the dataset with no established path to removal.
Several participant self-reports contained an unusual density of em-dashes and zero grammatical inconsistencies, leading researchers to question whether the submissions were human-authored or A.I. generated. This was not investigated further.
One external reviewer raised concerns about roseacanthin exposure at daily doses over 12 weeks, citing an acceptable daily intake threshold derived from rodent models at doses requiring a human to consume 94kg of Pinkle Monáde per day to replicate. Researchers noted this and moved on. The reviewer did not.
The PME was sourced from Pinkle Monáde Bioactives, Ltd., whose fruit was grown in soil irrigated by water traced to a watershed adjacent to a region where air quality was not independently verified — a supply chain detail that, when rendered as a bar chart with no Y-axis label, looks extremely concerning and, when read in full, does not.
We are also aware that we may be interpreting several of these findings incorrectly. Other outlets have published under similar conditions. We are proceeding.
The study raises more questions than it answers. That is either a limitation or a sign that something real is happening, and the history of nutritional science suggests it is usually both, and that the internet will decide which one before the follow-up study is funded.
If any of this sounds too good to be true, you can read the study for yourself. We welcome you to share your conclusions and how you plan to implement Pinkle Monáde into your dietary patterns in the comments of our corresponding Instagram video — the internet is where the most trusted discourse happens, anyways.
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","createdAt":"2026-03-20T17:04:21.162Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"bba672694cb740bab4d317c9c7115adc","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}],"referenceFactCheckers":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"layerName":"PostText","id":"builder-22e3657f1804486cb3741c9010fee038","component":{"name":"PostText","options":{"text":"Key points:
We have more health information and tools than any generation in history. And yet many of us go through the day tired, distracted, and feeling vaguely behind.
Chris Williamson, host of the Modern Wisdom podcast, has been there. Once a self-described “obsessive productivity bro,” he’s spent the last eight years interviewing some of the smartest people on the planet about productivity, health, and self-improvement. The common thread to his conversations: Meaningful health shifts often come from reducing friction around simple habits, not elaborate routines.
Former research biochemist, bestselling author of Wired To Eat, and LMNT co-founder Robb Wolf agrees. “The habits that drive the most meaningful change don't have to weigh on you. They shouldn't feel like a chore, or something you have to earn the right to,” says Wolf. “When something fits your life instead of interrupting it, you actually do it. And the compounding effect of actually doing it is where results live.”
Simple habits are more likely to stick than those requiring more planning and brainpower according to one meta-analysis. This is certainly true when it comes to health:
The mechanisms seem to be automaticity and simplicity: Habits that don't require willpower are easier to repeat, and behaviors that repeat frequently are the ones more likely to shift metabolism, sleep, and energy levels over time.
It’s tempting to dismiss obvious advice like “eat more vegetables” as too simple to make a big difference. But the fundamentals keep resurfacing for a reason: They work.
Here are five high-impact habits you’ve likely heard of — but maybe don’t do — that Williamson and Wolf swear by.
“It’s the single cheapest, completely free lifestyle intervention that will instantly improve the quality of your life,” says Williamson.
Most people still sleep with the most stimulating device ever created within arm’s reach: 83% of middle-aged people keep their smartphones in the bedroom and 43% always or often check them within 10 minutes of falling asleep.
Phone use within 30 minutes of sleep is linked with delayed bedtimes, shortened sleep, and daytime drowsiness. Screen light — especially bright or prolonged exposure — can suppress melatonin, the hormone that signals it’s time to sleep.
Need help kicking your phone out of your bedroom? “Get a screen time app,” says Williamson. “From 7 a.m. till 8 p.m. you can use your phone, and then from 8 p.m. to 7 a.m., you can’t.” Think of it as intermittent fasting for your phone use.
“My morning routine is to get up and walk. Fifteen minutes of sunlight in my eyes,” Williamson says. This strategy is shared by experts he’s interviewed, most notably neuroscientist Dr. Andrew Huberman, who suggests getting 5-10 minutes of morning sun on bright days and 15-20 minutes on overcast ones. Research links sun exposure before 10 a.m. with better sleep quality and more restorative sleep the next night.
Morning light also:
If you take a stroll while soaking in the sun, you also lock in some movement. Even if you don’t get the recommended 7,000 steps, you’ve already done something that nudges your physiology in the right direction.
\"If I'm not sufficiently hydrated, my brain doesn't work well,” says Williamson.
Staying hydrated is crucial for energy, mental clarity, and mood support. Your brain runs on water and electrolytes. When you’re dehydrated, your hypothalamus increases production of the hormone vasopressin, a hormone that helps regulate the body’s water balance by signaling the kidneys to conserve water. That signal may be associated with increases in stress hormones like cortisol. Your brain measurably (but temporarily) shrinks to maintain fluid balance in the body. Neural activity becomes less efficient, meaning your brain has to work harder to maintain the same level of performance.
Even mild dehydration can sap your ability to sustain attention, research suggests. That’s a problem when you’re trying to form new habits because executive function, which involves attention, memory, and suppressing inhibition, is a driver of healthy behavior.
Mild to moderate dehydration of 1.5 percent to 3 percent loss in body mass also makes exercise feel significantly harder, according to a review in the Journal of Exercise Science & Fitness. Dehydration increases the rate of perceived exertion (RPE), making workouts feel harder than they otherwise would, which can lead to junk volume.
In some cases, water alone doesn’t solve the problem. “Proper hydration isn't just about having sufficient fluids in your body,” says Williamson, who uses LMNT in the morning and during podcast recordings. “It's having the electrolytes to allow your body to actually use the water that you consume.\"
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Research also shows that frequent phone use is associated with higher rates of depression, stress, anxiety, and sleep problems. It becomes a vicious cycle – problematic phone use contributes to mental health problems, and then people get more addicted to their phones as they use them in search of a quick mood boost.
Cutting back on smartphone time can reduce stress, steady your mood, and boost energy, not to mention tame the mental fatigue that comes from having too many things percolating in your mind.
Even better? “Rather than scheduling breaks, I often delete social media from my phone,” says Wolf.
\"Eating a good while before bed definitely seems to make me sleep better, so I'm pushing dinnertime earlier and earlier,” says Williamson.
If you’re working late or shuttling kids between activities, dinner can drift later than you’d like. But eating too close to bedtime may reduce sleep quality in a few ways:
Over time, that can add up, with some studies suggesting late eating is associated with markers of inflammation and mood disturbance.
“Meal timing should be whatever optimizes your sleep,” says Wolf. “That could mean a light, pre-bed snack, or it might mean a good 3-4 hrs between dinner and bedtime.” This is one of those places where you have to find what works for you — and your sleep quality is the feedback.
These strategies won’t win awards for novelty. They work because they align with basic physiology and remove unnecessary friction. In a culture obsessed with increasingly complex health hacks, there’s real power in simplicity. When sleep, light, hydration, meal timing, and attention are dialed in, everything built on top of them gets easier to sustain.
FAQs:
Q: Does eating late at night affect sleep?
It can. A study of 793 young adults found that eating within three hours of bedtime was associated with more nighttime awakenings. A larger population-based study found even stronger effects — eating within one hour of bedtime more than doubled the odds of waking after sleep onset. A good starting point: aim for 3 hours between your last meal and bed, then adjust based on how you sleep. It can take a little experimenting to find what’s right for you.
Q: Can dehydration cause brain fog?
Yes, and it doesn't take much. A meta-analysis of 33 studies found that dehydration impairs attention, executive function, and motor coordination. Fluid losses as small as 1–2% of body weight can impair focus and working memory, and contribute to anxiety and tension.
Q: How long should I spend in morning sunlight?
Aim for 10 to 30 minutes of outdoor light within the first few hours of waking. A 2025 study of over 1,700 adults found that every 30-minute increment of morning sun exposure was associated with improved sleep quality. The mechanism: Morning light sets your circadian clock, triggering a countdown to melatonin release roughly 12-16 hours later. Earlier light exposure means earlier, more predictable melatonin onset — and better sleep.
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","createdAt":"2026-03-12T20:27:08.071Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"bba672694cb740bab4d317c9c7115adc","model":"author-data"}}],"referenceFactCheckers":[],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-bec525c088d94665806013792f9f0aeb","component":{"name":"PostText","options":{"text":"Key points:
Spend enough time optimizing your health, and one thing becomes clear: The more dials you try to turn at once, the harder the whole system is to manage.
Habits like getting morning sunlight, doing more Zone 2 cardio, tracking macros, and dialing in hydration are all solid moves. But stack enough of them together at one time and you end up with a new routine that only works when life is perfectly controlled.
Real life is messy, unpredictable, and chaotic. When it intrudes — travel, injury, a sick kid — complex routines can quickly fall apart. After a bad night’s sleep you skip your run, which makes hitting your protein goals feel pointless, so why not have that second cookie…
\"Your system is designed to cope with intensity but not complexity,” says Chris Williamson, host of the Modern Wisdom podcast. “When life gets complex and you're trying to juggle too many things, that's when you fall off.\"
Williamson has interviewed hundreds of people at the top of their game: athletes, psychologists, physicians, relationship experts, business owners, and more. Often, the conversations turn to the habits and routines that make them successful. One pattern shows up again and again: An all-or-nothing approach to habits doesn’t work. Success involves being realistic about the time you can commit, building structures that help you stick to your plans, and forgiving yourself quickly when things go sideways.
The framework below draws on that idea — and the research behind it — to show how lasting habits form.
“In my experience, habits tend to take between two and three months to properly lock in,” says Williamson. His simple rule: Stick with a new habit for 90 days. Research suggests habit formation timelines vary widely, but roughly two to three months is common for many behaviors.
Motivation alone won’t get you to your goal. It fluctuates with your mood, how much sleep you get and even the people around you. An observational study measuring motivation in healthy adults suggests motivational variability may reflect shifts in reward sensitivity — how strongly the brain weighs potential rewards against the effort required.
Neuroscience research suggests the brain is constantly running cost-benefit calculations. The ventral striatum — a key part of the brain’s reward system — activates when we anticipate something desirable. Another part, the anterior cingulate cortex, helps estimate how much effort a task will require and whether the reward is worth pursuing. When motivation dips, the calculation tips against you.
Repetition gradually reduces the need for that calculation. Each time you perform a behavior, circuits in the brain’s reward and learning systems — particularly within the ventral striatum — strengthen their connections, reinforcing the circuits that link cues to action. Do something enough times and the behavior becomes more automatic.
“The single best rule for habit formation that I found is never miss two days in a row,” says Williamson. “So if you're quitting something or starting something, if you did the thing you're not supposed to do yesterday, you have to do it today.”
Many people operate according to an unspoken convention: Miss one day and the habit feels broken. Research says otherwise. A study following 96 people building simple daily habits over 12 weeks found that habit strength increased gradually with repetition — and that missing a single day didn't meaningfully disrupt the process.
A separate study tracking people over 110 days found that habit strength increased steadily, with the steepest gains in the first few weeks. People who were more consistent during that window showed stronger habit formation overall, regardless of their baseline self-control. The beginning is when you can least afford to let a miss become two.
That's what Williamson's rule protects against. \"It stops this all-or-nothing purist mentality that I think causes people to feel defeated: If it's not perfect, or they haven't done it perfectly, there's no point doing it at all, which is not what we're aiming for,\" says Williamson.
The rule also has a practical upside: It gives you somewhere to put a bad day. Forgot your water bottle rushing out the door? Pack it in your bag tonight and move on. Ordered takeout after a chaotic work day? Back in the kitchen tomorrow evening.
If you have to make a conscious decision to follow your habit each day, you might opt out. Habit stacking — linking a new behavior to one you already do — removes that decision. It works because the brain tends to combine actions and respond to contextual cues: Your environment, the time of day, and what you just did influence habits in ways willpower alone can’t, according to a 2022 review.
Start with something you already do on autopilot and attach the habit you're trying to build onto it:
Habit stacks can be as long as your routine allows. “If you've got the luxury of being free enough on a morning to be able to do this, you can stack like five things back to back,” says Williamson. “You can get up and walk and journal and meditate and breath work and stretch and read.” The same logic applies at night, during a lunch break, or in the quiet minutes waiting in the school pick-up line.
In the beginning, every new habit requires overcoming friction — especially if you're someone who likes to optimize. It's tempting to keep adjusting the routine instead of repeating it long enough to stick.
But gradually, friction fades. What once required reminders and effort starts happening with less thought. Eventually the behavior feels like part of your normal routine — and skipping it feels slightly off, because it's just what you do.
Often, the process feels so smooth a little helpful obsession builds, says Williamson. “If you have an obsession with the gym or building a business and you can't not think about this thing, I think this is the freest motivation and discipline you're ever gonna get.”
That intensity doesn't last forever — but it doesn't need to. Once the behavior is wired in, it no longer requires the same effort, decision-making, or drive. “I go to the gym because I was obsessed with the gym for most of my twenties, and now I don't even use discipline and motivation,” says Williamson.
One thing that accelerates that process: Choose habits that matter to you. A pair of studies suggest behaviors aligned with your core values are more likely to become strong habits. Some researchers describe this as the integrated self — the degree to which your cognitive, emotional, motivational, and behavioral systems are working in concert. When a habit aligns with your values, it gets absorbed into that system and reinforces how you see yourself. That's what makes it stick.
At that point, the habit isn’t something you're trying to maintain. It’s just part of how you live.
FAQs
Q: How are habits formed?
A: Habits form through repetition. Each time you perform a behavior, neurons in a part of the brain's reward system called the ventral striatum — specifically cells called spiny projection neurons — strengthen their connections. Over time, this reinforces the circuits that link environmental cues to automatic action.
Q: What’s the best way to form a new habit?
A: Three principles tend to support habit formation. First, commit to a 90-day window — long enough for most behaviors to become automatic. Second, never miss two days in a row. Research following people building daily habits over 12 weeks found that missing a single day didn't meaningfully disrupt the process. Letting one miss become two is where routines can start to unravel. Third, attach the new behavior to something you already do automatically. A 2022 review found that environmental cues — time of day, location, and preceding actions — influence habit formation in ways that willpower alone can't replicate.
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","createdAt":"2026-02-16T22:25:28.204Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"56345e57cd28476da8161286102aaadd","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-803afec9e5694deb8558ad3658ee338e","component":{"name":"PostText","options":{"text":"Your tracker says your heart rate variability (HRV) dipped a bit overnight. Your resting heart rate (RHR) is up eight beats per minute. But you scaled back training yesterday, logged a solid eight hours of sleep, and didn’t drink alcohol. On paper, recovery should look fine… so what gives?
This is where a lot of people get tripped up, because it’s easy to assume that if training, sleep, and nutrition are dialed in, hydration is just background noise. But your cardiovascular system doesn’t see it that way.
Even mild dehydration — as little as 1–2% of the body’s total fluid — can reduce blood volume and force your heart to work harder to circulate blood. That extra workload shows up quickly in metrics like resting heart rate and HRV, even when nothing else in your routine has changed.
When resting heart rate rises and HRV stays suppressed, it often reflects a state of increased physiological stress. Recovery slows. Training feels harder than it should and you notice a decrease in performance.
The good news, says cardiovascular surgeon, former endurance athlete, and LMNT Partner Jeremy London, MD, is that hydration is one of the most controllable performance levers you have.
Your cardiovascular system is a closed loop system, says Dr. London. You’ve got a pump (the heart), pipes (blood vessels), and fluid (blood volume). Change any one of those variables, and the whole system has to adapt.
That’s why hydration matters more than most people think. When you’re hydrated, there’s plenty of blood volume, and the blood vessels are relaxed. Each heartbeat moves more blood forward, which means the heart doesn’t need to beat as often to meet demand, Dr. London explains.
The opposite happens when you’re dehydrated. Even mild dehydration reduces circulating blood volume. When volume drops, the heart must beat more often. Blood vessels constrict and the heart speeds up to keep oxygen and nutrients moving where they’re needed.
Walk around chronically underhydrated, and the system stays in a higher-effort state. Resting heart rate rises and HRV declines as the heart works a little harder to maintain baseline circulation. Over time, persistently elevated resting heart rate and reduced HRV are associated with poorer cardiovascular health.
Resting Heart Rate (RHR) is the number of times your heart beats per minute (bpm) while you're at rest and at ease. It’s a simple but powerful metric because it reflects how hard your heart has to work to circulate blood when you’re at rest.
Most wearables measure RHR by monitoring your pulse overnight or during long periods of inactivity. You can also measure it manually by finding your pulse at your wrist or neck and counting beats for 60 seconds while seated and relaxed.
Resting Heart Rate gives you a snapshot of cardiovascular health and fitness. When your heart muscle is strong and efficient, it can pump a larger volume of blood with each beat, Dr. London explains. That means it doesn’t need to beat as often to meet the body’s baseline needs.
When efficiency drops — from illness, stress, lack of training, or dehydration — the heart compensates by beating more frequently to maintain circulation. That adaptation works, but it comes at a cost. Persistently elevated resting heart rate increases your risk of cardiovascular disease.
Think of it like this, says Dr. London: If one person has a resting heart rate of 65 bpm and another sits at 80 bpm, the second person’s heart beats 900 more times in an hour of rest. That adds up to 21,600 additional heartbeats over the course of a day — before any activity even starts.
Regular training, stress management, and adequate hydration all help support a lower, more efficient resting heart rate.
There’s natural variation in resting heart rates from person to person, but typical ranges look like this:
Blood is mostly water, so when you’re dehydrated, circulating blood volume drops. Blood vessels constrict, which makes it harder for blood to return to the heart between beats.
The heart itself has two sides. Both sides of the heart depend on adequate blood volume to pump effectively. When that volume drops, the heart compensates by beating faster. If you don’t have enough volume in the system, there isn’t anything to be pumped around. \"When you get dehydrated... your heart rate has to go up to make up for the decrease in volume because our tissues need a certain amount of oxygen and nutrients to survive,\" Dr. London explains.
If you go into a workout mildly, moderately, or severely dehydrated, that lower blood volume can show up as:
Even mild dehydration compromises performance: A study in The Journal of Strength and Conditioning Research found that for every 1% of body mass loss from dehydration, heart rate can increase by about 3 bpm during exercise, depending on the workload and conditions. The impact of that increase would be different for each person, according to Dr. London. “Since hydration is so easily addressed, it makes sense to control what is easily within your control,” he says.
Heart rate variability (HRV) is a measurement of the tiny differences in time between each heartbeat, usually recorded in milliseconds. Instead of telling you how fast your heart is beating, HRV reflects how much the timing between beats changes from one to the next.
HRV is a signal. When the body is well-recovered and stress is well-managed, there’s more variability between beats. When the system is under strain, that variability is reduced.
Subtle fluctuations in heart rate timing are a powerful window into how your nervous system is functioning, particularly the balance between its two branches:
A higher HRV means there’s more variability in timing between beats. This is usually good — it signals your parasympathetic system is strong, and your heart rate can shift smoothly between stress and recovery.
A lower HRV suggests your body is in a sustained stress state. The sympathetic system is doing more of the driving, and recovery is lagging. Heart rate stays elevated instead of quickly downshifting back to baseline.
Many athletes track HRV over time to look for patterns. Wearables typically measure HRV during sleep, when external influences like movement and mental stress are minimized.
\"A consistently higher HRV score means you're doing a really good job with your rest and recovery and you have your body more in that rest and recovery side as opposed to the fight or flight side of sympathetic surging,” says Dr. London. A one-off increase in HRV may reflect your body allocating resources to recover from a recent stressor — whether that's a hard training session, poor sleep, or something else.
You’ve likely seen this play out in real life. After poor sleep, a late night, a hard training block, or a stressful week, HRV often trends downward. Dehydration can push it in the same direction, especially when fluid losses stack up over multiple days.
At rest, one of the simplest relationships in cardiovascular physiology is this: when heart rate goes up, HRV generally goes down.
HRV is driven by your autonomic nervous system — the branch that governs stress and recovery. When heart rate rises and the sympathetic (stress) side takes over, beat-to-beat variability narrows. When the heart is forced to beat faster, that window narrows.
Dehydration drives this process in a few ways.
“The higher your heart rate, the less time there is for variability between those beats, which is why your HRV goes down when your heart rate is up. Whereas when your heart rate comes down, there's more opportunity for variability between those beats and your HRV goes up,” says Dr. London.
This isn’t just theoretical: A 2019 study in Scientific Reports found that mild dehydration was associated with lower HRV and increased perceived effort and anxiety, suggesting that even small fluid deficits can shift autonomic balance unfavorably.
Another study comparing hydration versus dehydration found that water intake before, during, and after exercise led to higher HRV values during recovery, showing better hydration before and during your workout leads to a faster re-balancing of your autonomic nervous system.
Why this matters: Recovery is where adaptations happen, Dr. London says. “If you're not staying adequately hydrated and repleting your electrolyte imbalances, then your recovery is not optimized.”
Proper hydration removes an unnecessary stressor from an already taxed system.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-7e1a6608b6884ba9af441fb949e9fc6c","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1748983711/LMNT_BLOG_HEADER_SHOULD_YOU_INCORPORATE_ELECTROLYTE_POWDER_GRAPHIC_JEREMY_LONDON_QUOTE_hd0ygf.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1748983711/LMNT_BLOG_HEADER_SHOULD_YOU_INCORPORATE_ELECTROLYTE_POWDER_GRAPHIC_JEREMY_LONDON_QUOTE_hd0ygf.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1748983711/LMNT_BLOG_HEADER_SHOULD_YOU_INCORPORATE_ELECTROLYTE_POWDER_GRAPHIC_JEREMY_LONDON_QUOTE_hd0ygf.webp","imageWidthTablet":"75%","imageAlt":"\"“Try to avoid electrolyte supplements that are high in sugar, use artificial additives, and have a long list of ingredients. If you're looking for the cleanest form of electrolytes, opt for unflavored versions.” -Dr. Jeremy London, MD \"","text":"By now it’s clear that hydration helps maintain healthy blood volume so the heart doesn’t have to work as hard. But water alone isn’t always enough to do that job.
Fluid balance is governed by electrolytes — minerals that help determine where water goes and how long it stays there. Without enough electrolytes — particularly sodium — your body is less effective at keeping that water in circulation, especially during periods of high fluid loss.
Sodium plays the starring role here. It helps drive water from the digestive tract into the bloodstream and supports fluid retention in circulation. When sodium intake is too low relative to fluid losses, blood volume can drop even if total water intake seems fine on paper.
Other electrolytes play supporting roles:
“When we rehydrate with the necessary electrolytes to keep a healthy blood volume, it makes our cardiovascular systems more efficient and our heart rates naturally come down,” says Dr. London. “This allows more space between the beats, which allows more variability, which is better for our overall cardiovascular efficiency.”
Being well-hydrated supports recovery. When blood volume is adequate, the heart doesn’t have to work as hard, heart rate comes down, and HRV has more room to rebound, Dr. London explains.
“Our bodies strive to be in balance down to the cellular level — in homeostasis. So anything that you can do to help maintain that level of balance is really what we should be shooting for,” he adds.
For athletes, this means having a solid hydration strategy to replenish your body before, during, and after workouts.
Rather than following rigid rules, Dr. London recommends matching your water and electrolyte intake to your sweat level. You can estimate your individual sweat rate by weighing yourself before and after a workout and adding in any fluid you drank, or look for external signs like seeing salt streaks on your shirt after training.
For Dr. London, that might look like:
That said, it isn’t always obvious how much fluid you’ve lost. Dr. London points to several signs that hydration or electrolyte intake may be falling short:
Also worth keeping in mind: You can’t “load” electrolytes like you can carbs. Your kidneys are an amazing filter and if you don’t need the electrolytes or fluid in the system, you just pee them out.
\"We're not camels, we can't load volume into our body and hang onto it because our kidneys work so well,” Dr. London adds.
To be crystal clear, hydration isn’t the only factor influencing your resting heart rate or HRV — sleep, stress, training load, nutrition, and alcohol all play a role. But it’s one of the easiest, most controllable levers you have, Dr. London says.
“Get the easy stuff right… If you see that HRV continues to be marginal or low [on your wearable], hydration is always a great place to start because you have total control over it.”
Q: How quickly can rehydrating affect my HRV score?
A: HRV is a real-time indicator that responds relatively quickly to hydration changes. It can respond relatively quickly to improved hydration — sometimes within an hour — though the timing depends on factors like the degree of dehydration.
Q: Should I drink extra electrolytes the day before a race to \"load up\"?
A: No. Your kidneys are highly efficient filtration systems that eliminate excess electrolytes you don't immediately need. The strategy is consistent daily hydration leading up to the event, then replacing what you lose during and after the race itself.
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","createdAt":"2026-02-11T15:44:40.746Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"1657ecfe98d84363bb8baef8112784cc","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-ab381e5bebea4000909a6197d28a93e9","component":{"name":"PostText","options":{"text":"Key points:
You’re mid-workout, sweating hard, and you feel a flutter in your chest, or your heart races for a few beats. Or it feels like it skips a beat, then thumps. That’s a heart palpitation — the sensation that your heart is beating fast, slow, or irregularly. Most palpitations are harmless and short-lived, but they can be unsettling to experience. And if they happen right after drinking electrolytes, you might assume electrolytes are to blame.
When you significantly change the balance of fluids and electrolytes, your cardiovascular system may need to adjust. When that happens, your heartbeat can briefly feel faster, stronger, or slightly irregular.
In fact, in most cases, electrolytes are part of the solution. Your heart runs on electricity, and electrolytes like sodium, potassium, calcium, and magnesium help make that electrical system work. They also regulate fluid balance and blood volume, which affects how hard your heart has to pump. Get the balance right, and your heart has an easier job.
Below, cardiovascular surgeon and LMNT Partner Dr. Jeremy London breaks down what causes palpitations, when they’re a reason for concern, and why electrolyte supplementation generally supports healthy heart rhythm rather than disrupting it.
Heart palpitations are an awareness of your heart beating in a way that feels abnormal. You might feel them in your chest, throat, or neck. They can feel like:
Palpitations are usually harmless and don’t indicate a heart problem, especially in otherwise healthy people.
The vast majority of heart palpitations are not dangerous if they resolve on their own and aren’t accompanied by chest pain, shortness of breath or lightheadedness, says London. Even heart palpitations that last several minutes or an hour can be harmless in the absence of concerning symptoms.
Here’s what normal palpitations can feel like:
If your heart palpitations don’t go away within a few minutes, or they are accompanied by the red flag symptoms below, go see your doctor. It could indicate an underlying condition like a harmful arrhythmia (an irregular heart rhythm).
You should also check in with your doctor if you have heart palpitations that increase in frequency and intensity. The same goes for anyone with a medical condition that could increase risk of having an abnormal heart rhythm, such as high blood pressure, diabetes, or hyper- or hypothyroidism.
If none of those red flags apply, palpitations are generally harmless.
Every heartbeat is an electrical event caused by signals that depend on electrolytes. Sodium, potassium, calcium, and magnesium move in and out of heart cells in patterns that allow your heart to contract and relax in a coordinated rhythm. Here’s how:
Sodium plays a key role in the electrical conduction that allows heart muscle cells to transmit each heartbeat. It rushes into heart muscle cells and creates a positive electrical charge that primes the heart to contract. This electrical signal spreads from cell to cell like a wave, allowing the heart to beat in a coordinated, synchronized pattern. Abnormal sodium levels — particularly low sodium — can disrupt electrical signaling, making palpitations more likely: Heart cells may fire a little earlier than usual, which could feel like extra beats, skipped beats, or a fluttering sensation.
Sodium also helps maintain blood volume by supporting the movement of water out of the gastrointestinal (GI) tract and into the bloodstream. When sodium and fluid levels drop, blood volume falls and the heart compensates by beating harder and faster, which can make heartbeats feel faster, stronger, or more noticeable.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-99b54aaf0056441b912473f115cab227","component":{"name":"PostText","options":{"text":"After sodium initiates an electrical signal, calcium flows into heart muscle cells and sustains that charge. This process, known as excitation-contraction coupling, is what turns an electrical signal into a physical heartbeat by allowing muscle fibers to contract.
If calcium levels are too low or too high, the strength and timing of contraction can be affected, which may cause the heart to contract weakly or out of sync.
After the heart contracts, potassium flows out of heart muscle cells, restoring the resting electrical state and preparing the heart for the next contraction.
Both low and high potassium can lead to rhythm disturbances. When potassium is too low, heart cells can't fully reset, making them prone to firing extra beats.
Magnesium coordinates the movement of potassium and calcium in and out of heart cells and helps stabilize electrical activity so cells don’t fire unpredictably. Low magnesium is associated with increased risk of irregular heart rhythms.
Magnesium is also essential for energy production. Every heartbeat requires energy in the form of adenosine triphosphate (ATP), and ATP can’t be produced or used without magnesium.
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During a workout — or any time you sweat — you lose fluids and electrolytes. Your blood volume drops, which forces your heart to work harder to circulate blood throughout your body. This extra effort can increase your heart rate. Try to start your workout intentionally hydrated; dehydration during exercise can increase the chances of palpitations.
When you're dehydrated, palpitations often come with a side of lightheadedness — or that feeling where your heart is pounding way harder than the effort warrants. Palpitations from dehydration can also happen after a sauna session or anytime you’re not getting enough fluids.
Sweat long enough and you can lose enough electrolytes to throw off your heart's electrical signaling a bit. That can also contribute to palpitations.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-df2234657629443c9907a7f4a6087704","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770829325/LMNT-BLOG-Cloudy_Urine_Dehydration_Graphic_2_2_wf7vek.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770829325/LMNT-BLOG-Cloudy_Urine_Dehydration_Graphic_2_2_wf7vek.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770829325/LMNT-BLOG-Cloudy_Urine_Dehydration_Graphic_2_2_wf7vek.webp","imageWidthTablet":"75%","imageAlt":"Dehydration Symptoms: Signs of dehydration include dry mouth or skin, fatigue, nausea, headache, dizziness, muscle cramps or weakness, reduced urination, and decreased cognitive or physical performance.","text":"Staying hydrated can help keep your heartbeat steady, but some people notice harmless palpitations when rehydrating, says London. The exact reason isn’t fully clear, but it may have to do with your body quickly adjusting to new fluid and electrolyte levels, or the heart responding to a sudden increase in blood returning to it. The key word here is \"harmless\". These palpitations are benign and self-limiting, not a reason to avoid rehydrating.
Think of it this way: Your cardiovascular system is basically a big closed loop, with a pump (your heart) at the center. The right side of your heart collects blood and pumps it to your lungs to pick up oxygen. That oxygen-rich blood then flows into the heart’s left side, where it’s pumped to your organs.
When you add fluid to this system, you increase the volume of blood circulating through the loop. “To accommodate the increase,” says London, “sometimes your heart will get faster before it gets slower.”
In otherwise healthy people, temporary palpitations after rehydrating with electrolytes usually don’t mean you’ve consumed too many. You could have rehydrated with plain water or a reasonable level of sodium and still felt them, says London.
People with normal kidney function and blood pressure generally tolerate electrolyte supplementation well. Now, if you have kidney disease, heart failure, hypertension, or you're on medications like diuretics — basically anything that affects how your body handles fluid and electrolytes — talk to your doctor before supplementing. Remember to hold a “big picture” perspective in these conversations — one that includes diet and lifestyle and isn’t just focused on adding or subtracting nutrients in isolation.
There’s no denying that heart palpitations can sometimes feel scary, but in most cases, they’re nothing to worry about. If they happen during or after a workout, they’re often a signal that your system is temporarily out of balance from dehydration or rehydration. And by the way, factors like high stress, poor sleep, and high caffeine intake (typically considered more than 400 mg per day) can also trigger palpitations.
If you notice palpitations after using electrolytes, they’re usually just a sign that your body is doing what it does best: adapting. Try adjusting the dose or slowing your intake to see what works best for you.
If palpitation symptoms persist, worsen, or are paired with red flags like chest pain, dizziness, or shortness of breath, seek medical attention. But for people with healthy kidneys and normal blood pressure, electrolytes generally support — rather than disrupt — a healthy heart rhythm.
Q: Can electrolytes cause dangerous heart arrhythmias?
A: In healthy people with normal kidney function and blood pressure, electrolytes are unlikely to cause dangerous arrhythmias (heart rhythm irregularities). Harmful arrhythmias typically occur in people with kidney disease, heart failure, or who are taking medications, as these may affect the body's ability to filter, reabsorb, and excrete electrolytes appropriately. If you have any of these conditions, work with your doctor to determine appropriate electrolyte intake.
Q: Why do dehydration and rehydrating cause palpitations?
A: Dehydration lowers blood volume and disrupts electrolyte balance, increasing strain on the cardiovascular system and altering the heart’s electrical signaling. The result can be heartbeats that feel faster, stronger, or irregular. When fluids and electrolytes are reintroduced, brief palpitations can also occur as blood volume rises and the system re-stabilizes.
Q: I get palpitations every time I drink electrolytes. What should I do?
A: This doesn’t necessarily mean electrolytes are the problem. Palpitations can happen when your body is shifting from a depleted state to a rehydrated state, particularly if you were chronically dehydrated beforehand. If symptoms continue, talk to your doctor who can help you rule out underlying heart rhythm issues or determine if you may need a different electrolyte ratio. The solution is usually individualization, not elimination of all electrolytes.
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","createdAt":"2026-02-09T20:07:39.983Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"bba672694cb740bab4d317c9c7115adc","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}],"referenceFactCheckers":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-06118075d3084bb68183c46900702bd8","component":{"name":"PostText","options":{"text":"Key Points:
The dominant narrative around heart health often frames sodium as a blood pressure villain. That story has been told so often it’s become accepted wisdom, despite the fact that it glosses over a lot of physiology and even more context (which we unpack in detail here).
What gets less attention — and by that, we mean it’s rarely, if ever, discussed — is the impact of low-grade, day-in-day-out dehydration.
Now, to be clear: Temporary dehydration on its own is unlikely to cause heart disease. Over short periods, the cardiovascular system compensates just fine. But when mild dehydration becomes chronic — even just 1–2% below optimal — the cardiovascular system is forced to work harder, especially when paired with poor sleep, chronic stress, or inconsistent nutrition.
Think of it like running an engine that’s low on oil. It still runs — but wear accelerates. The system compensates until it can't.
And more people than you’d expect are walking around mildly dehydrated. Research suggests that many adults consistently fall short on fluid intake, and that gap can add to your heart’s workload and compound over time.
Luckily, supporting heart health can start with a few easy wins and staying properly hydrated is one of the simplest to nail.
To understand why dehydration stresses the heart, you have to zoom out and look at the cardiovascular system as a whole.
“Our cardiovascular system is just one big, closed system with a pump in the middle,” says Savannah, GA-based cardiovascular surgeon and LMNT Partner Dr. Jeremy London.
Blood, which is about 90% water, circulates continuously through a vast network of blood vessels, driven by a pump — your heart — which has two sides:
For that process to work efficiently, the heart needs enough volume coming back to it between beats. Hydration plays a direct role there. When fluid levels are adequate, the system runs smoothly. But when the reservoir runs low, the whole system is affected, says Dr. London.
Because your cardiovascular system is a closed loop, it’s extremely sensitive to changes in blood volume. When volume drops from dehydration, your heart and blood vessels have to work harder to maintain pressure and oxygen delivery. Those compensations help your body function normally in the short term, but they can come at a cost.
When fluid losses from sweat and urine aren’t replaced, blood volume drops. Your heart fills more slowly between beats and pressure receptors in blood vessels signal the nervous system to adjust output to keep circulation steady.
Your heart rate rises to compensate, and your blood vessels constrict to maintain blood pressure despite the lower volume — which is exactly what they should do. The problem is when that compensation becomes the norm.
Early on, you may not feel much. But as dehydration deepens, signs of an overworked cardiovascular system can show up in a few tell-tale ways:
When elevated heart rate and vessel constriction become the norm rather than the exception, it strains your cardiovascular system. These effects alone pose less risk than established factors like aging or obesity, but they can amplify those risks.
\"Keeping your cardiovascular system in a constantly constricted state can increase the risk of high blood pressure, heart failure, and other conditions that can reduce quality of life and, compounded with other lifestyle choices, gradually strain heart function over time,” says Dr. London.
Over time, chronic dehydration may contribute to:
Mild dehydration alone is unlikely to cause long-term damage to the heart “but when added into other lifestyle choices, it’s a real risk,” Dr. London says.
Some heart disease risk factors — such as genetics and aging — are impossible to control. Many heart-healthy habits — eating more whole foods, exercising regularly, sleeping seven to nine hours per night — can require substantial effort. In comparison, staying hydrated is relatively simple. “ I always say ‘get the easy stuff right.’ Stay well hydrated,” says Dr. London.
Water alone isn’t enough to keep enough blood pumping efficiently through your body. That’s because hydration and blood volume are related, but not the same thing. Drinking large amounts of plain water may increase blood volume, but without electrolytes, a large amount of this water may be rapidly excreted.
When you drink water, it's absorbed through your gastrointestinal (GI) tract and enters your bloodstream. While water absorbs on its own, electrolytes — especially sodium — play a crucial role in how well your body uses that water.
Sodium enhances water absorption in the gut. But more importantly, it helps retain that water in your bloodstream where it's most useful for circulation and delivering nutrients to cells. Without adequate sodium, more of that water can shift out of your blood and into cells or the spaces between them.
With adequate electrolytes on board, your heart rate can stay lower and each heartbeat can deliver more blood with less effort. This matters most when you're sweating heavily, exercising, or losing fluids rapidly — times when maintaining blood volume is critical for performance and how you feel.
Sodium plays a central role in moving water from the GI tract into the bloodstream and keeping it there. The basic mechanism is osmosis: Water follows sodium across membranes because it's trying to equalize concentration on both sides.
When sodium is more concentrated in your blood than in your gut, water moves across the intestinal wall to balance things out — and stays in your bloodstream because that's where the sodium remains concentrated.
The right sodium concentration in your blood is also what supports circulation, nerve signaling, and muscle contraction.
Too little sodium, and water doesn't stay put in your bloodstream — it leaks into cells or tissues.
This is why hospitals give saline, not pure water, in IVs for rehydration — the sodium keeps the fluid where it needs to be.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-89a019dc070f4cf697d97ae1ca2ce5d0","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthTablet":"75%","imageAlt":"\"You might need more salt if you: - Engage in moderate to vigorous exercise 3–5+ times per week - Sweat heavily during workouts (e.g., runners, cyclists, HIIT enthusiasts) - Live or work in hot, humid, or high-altitude climates - Work physical jobs that require heavy exertion, heat exposure, or increase risk of injury - Eat a mostly whole-food diet with little to no processed food - Follow low-carb, keto, or paleo-style eating plans - Are pregnant or breastfeeding - Experience frequent headaches, fatigue, brain fog, dizziness, or salt cravings - Have medical conditions that can derail fluid and electrolyte balance, including cystic fibrosis, Gitelman syndrome, Bartter syndrome, hypovolemic POTS, orthostatic hypotension, and Addison’s disease \"","text":"If you have healthy kidneys and normal blood pressure, sodium consumed in reasonable amounts isn’t inherently dangerous. Your body will hold on to what it needs, and you'll just pee out the rest.
That said, people with high blood pressure, kidney disease, or a history of heart failure often need to be more careful with sodium. But this isn't a static, forever status — it's interconnected with diet, activity level, and how you're addressing other risk factors. As your approach to health evolves (like sweating more or eating a primarily whole foods diet), so can your approach to sodium intake.
\"If you don't have those things [high BP, kidney disease, heart failure], then giving your body adequate electrolytes and hydration based on your activity levels, and how much you sweat, makes total sense because sodium is so crucial for physiology in general,” says Dr. London.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-2c7502dd05d74423a7bd1079e86db43c","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770818176/LMNT-BLOG-Sodium_Blood_Pressure_Graphic_1_1_vzrish.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770818176/LMNT-BLOG-Sodium_Blood_Pressure_Graphic_1_1_vzrish.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1770818176/LMNT-BLOG-Sodium_Blood_Pressure_Graphic_1_1_vzrish.webp","imageWidthTablet":"75%","imageAlt":"SALT AND BLOOD PRESSURE Myths Versus Facts Myth: Salt always increases blood pressure. Fact: Salt sensitivity varies, so some people may respond more than others. Myth: Everyone should follow a low-sodium diet. Fact: Sodium needs are higher for those on low-carb or minimally processed diets, with low insulin levels, and those who exercise or sweat intensely. Myth: Sea salt is better for blood pressure than table salt. Fact: All salts contain sodium chloride. Your overall intake and health status matter more than the type of salt you eat.","text":"Potassium works alongside sodium in many parts of the body, especially in blood vessels. While dehydration and sodium loss tend to narrow vessels, potassium helps them relax and widen, which supports healthy blood pressure.
Potassium also affects how your kidneys handle sodium and chloride to help maintain healthy blood pressure. It also plays a role in regulating your heart’s electrical activity. When potassium levels drop — something that’s more likely when you’re dehydrated — it can throw your heart off rhythm.
Magnesium helps regulate vessel dilation and stimulates the production of substances like nitric oxide (NO) and prostacyclin, which tell vessels to relax.
When magnesium is low, the system loses margin for error. Your blood vessels tend to stay tighter than they should, which can push blood pressure higher and increase cardiovascular strain.
Calcium helps coordinate each heartbeat by regulating your heart’s electrical function. It also helps your heart’s muscle cells contract to pump blood and expand to refill. Both too little and too much can disrupt normal rhythm and pumping efficiency.
Phosphate is needed to produce adenosine triphosphate (ATP), the molecule your cells use for energy. That includes the heart muscle, which depends on a constant supply of energy to contract effectively beat after beat.
Low phosphate levels can weaken cardiac contraction, while chronically high levels are associated with stiffer blood vessels. Keeping phosphate in a healthy range supports both energy production and vascular flexibility.
Staying hydrated with both water and electrolytes reduces unnecessary strain on your cardiovascular system. It helps your heart fill more effectively between beats, supports efficient blood flow, and keeps blood vessels responsive rather than rigid.
On its own, dehydration isn’t likely to make or break heart health. But physiology doesn’t work in isolation. Layer dehydration on top of aging, poor sleep, chronic stress, and inconsistent nutrition, and the total workload adds up. Over time, those small stresses compound.
There are many heart-healthy habits — proper nutrition, exercise, sleep, quitting smoking, nourishing healthy social relationships — and they require effort that’s worth it. But hydration is foundational, relatively easy to get right, and it supports every other system doing its job.
The strength of the heart pump is a critically important factor for longevity, says Dr. London. Supporting that pump is an accumulation of small, consistent decisions — and staying properly hydrated is one of the simplest ways to reduce unnecessary wear over time.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-d812879da640499093ed3d071c737c24","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763569023/LMNT-BLOG_BEST_PRACTICES_FOR_STAYING_HYDRATED_1_knhqr3.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763569023/LMNT-BLOG_BEST_PRACTICES_FOR_STAYING_HYDRATED_1_knhqr3.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763569023/LMNT-BLOG_BEST_PRACTICES_FOR_STAYING_HYDRATED_1_knhqr3.webp","imageWidthTablet":"75%","imageAlt":"\"Best Practices for Staying Hydrated Incorporate water-rich foods (like cucumbers, melons, tomatoes, celery, citrus fruits) Eat potassium-rich foods (like avocados, bananas, oranges, sweet potatoes, spinach, broccoli, squash, beets, and certain beans and legumes) Sprinkle your favorite type of salt on your food Add a pinch of salt to your water Hydrate before/after spending time in the heat or before/after a workout by drinking water with electrolytes Consider a magnesium supplement\"","text":"Q: What are the warning signs that my heart is stressed from dehydration?
A: Key signs include lightheadedness when standing up, higher heart rate and lower heart rate variability, and earlier fatigue during workouts. If you experience chest pain, severe shortness of breath, or dizziness, seek immediate medical attention.
Q: Can dehydration cause permanent heart damage?
A: Severe, acute dehydration can cause life-threatening disruptions to your heart rhythm. But one bout of mild dehydration is unlikely to cause permanent damage in an otherwise healthy person. However, when chronic mild dehydration combines with other factors, such as poor diet, lack of exercise, inadequate sleep, or chronic stress, then cardiovascular strain could accelerate and worsen. That's why maintaining proper hydration is a foundational but often overlooked aspect of heart health.
Q: I've heard sodium is bad for the heart. Should I avoid it?
A: Sodium is essential for cardiovascular function — so it’s not a matter of no sodium, but how much sodium. The answer depends on your current health status, diet, and lifestyle. Folks managing high blood pressure, kidney disease, or heart failure may need to restrict sodium under medical guidance. But if you have healthy kidneys and normal blood pressure, your body will naturally regulate sodium — keeping what it needs and excreting the rest through urine. Sodium needs can shift as your health evolves, too. What's right for you today may look different down the road as your diet, activity level, and other factors change.
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","createdAt":"2026-01-05T18:49:40.802Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"3823b6aceeb74bd9b2073506e1d5ab64","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-dbe7b81bacec4e52b7827a51e734efc0","component":{"name":"PostText","options":{"text":"Some workouts start strong and slowly deteriorate. Your muscles feel rubbery, your coordination falters, and your last set feels like you’re lifting under water. It’s tempting to blame general fatigue or “just an off day,” but the drop off may have happened hours before you touched a barbell.
Even mild dehydration (losing just 1–2% of your body weight in fluid) can meaningfully impair endurance — especially during prolonged exercise or training in the heat —and may blunt strength and power.
And guzzling water as you walk into the gym or between sets can’t undo that. To perform well, you need to time fluids and electrolytes around three key windows — before, during, and after training — to keep your heart pumping, your muscle fibers twitching, and your concentration focused.
“If you show up dehydrated, you’re dehydrated even further by doing activity and then trying to rehydrate,” says Dr. Mike Israetel, Ph.D., a sports physiologist and co-founder of RP Strength (Renaissance Periodization). “Dehydration takes minutes; rehydration takes 30 minutes, an hour, even more. If you don’t time hydration right, you’re kind of chasing a car that’s moving away faster than you.”
Here’s how electrolytes fit into the hydration equation — and how to time your intake to make every session count.
Proper hydration starts with drinking water, but you don’t feel all the benefits until the water is available to the tissues that support performance. This is where electrolytes come in.
But before we get to that, let’s ground this in some basic physiology. Most of the water in your body lives inside your cells. The rest sits outside your cells in your blood and the spaces between tissues, which together make up extracellular fluid. Your body tightly controls how much water moves between these areas, since even small swings in cell volume can impair function.
Dehydration causes fluid loss from multiple areas. When you’re dehydrated, blood plasma volume drops, and your body moves water from your cells and between tissues into the blood. When you work out, minor fluid loss can cause cell shrinkage within 30–60 minutes — often before you even feel thirsty.
Shrunken cells have overly concentrated ions, enzymes, and other solutes, which slows muscle contraction, increases fatigue, and disrupts nerve signaling, making movements feel weaker and less coordinated.
Electrolytes like sodium, potassium, and magnesium make this fluid regulation possible:
Here’s how each electrolyte optimizes hydration to keep you performing at your peak.
Sodium is the main regulator of fluid balance outside cells — and the primary electrolyte lost through sweat. It helps you hold onto water in your bloodstream, which keeps plasma volume high enough to deliver oxygen and keep your body temperature and heart rate stable during training.
When sodium drops, plasma volume drops with it. Your heart has to beat faster to move the same amount of blood, your core temperature climbs, and your muscles fatigue sooner.
Sodium also plays a direct role in muscle activation. Each time your brain tells a muscle to move, sodium floods into nerve and muscle cells, sparking the electrical signal that makes the fiber contract. After that signal fires, your cells use a reset system called the sodium-potassium pump (Na+/K+) to push sodium back out of the cell and pull potassium in so the next contraction can happen.
When sodium runs low, this signaling becomes less efficient. You may struggle to concentrate, muscles will start to cramp, fatigue and weakness will creep in.
Potassium is the yin to sodium’s yang. While sodium manages fluid outside your cells, potassium helps water stay inside them — keeping electrical signals sharp to facilitate muscle contractions.
Most of the potassium in your body lives inside your muscle and nerve cells. After a muscle fires, potassium is briefly pushed out of the cell so the muscle fiber can reset and fire again. This reset phase — called repolarization — is what allows muscles to contract rhythmically and with force.
Potassium also plays a role in fluid balance. When it drops to clinically low levels, your kidneys struggle to hold onto water. But exercise typically doesn't deplete potassium enough to cause that problem. If you're chronically low on potassium from diet or health issues, that's a different story. But for exercise hydration? Sodium does most of the heavy lifting.
Magnesium’s biggest role in hydration is activating adenosine triphosphate (ATP) — your body’s main energy currency — to power the sodium-potassium pump. The pump only works when ATP is bound to magnesium, which means magnesium determines how efficiently your cells can generate and use energy during training.
Without enough magnesium, the sodium-potassium pump slows down and more sodium enters the cell. Electrical signals become less reliable, and muscles can’t contract or reset efficiently. You may feel your muscles spasm when you reach this state.
Pre-hydration is one of the most overlooked performance tools. More than half of all athletes — from high school competitors to seasoned lifters — start training already under-hydrated.
Starting a workout dehydrated has three primary consequences:
Once you begin a hard workout dehydrated, it’s difficult to claw your way back. Your gut absorbs fluid within seconds but complete absorption into your bloodstream, muscles, and connective tissue takes minutes or even hours.
When you’re under-hydrated, blood plasma volume is already reduced. As exercise continues, fluid losses add up faster than your body can replace them. Strength, power, and endurance decline earlier in the session — often within 30–60 minutes — even if effort remains high.
“If you start hard training, and you continue training hard but your hydration wasn't in touch beforehand, you're gonna start to see decrements of performance hit somewhere between the 30-minute and hour mark,” Dr. Israetel explains.
Starting a workout dehydrated also compromises thermoregulation. When you’re under-hydrated, you can’t move heat as effectively, so your core temperature rises faster. Your sweat rate drops — which makes cooling even harder. Fatigue hits faster, weakness creeps in, and you might start to feel dizzy or nauseated.
Pre-hydrating also protects you against injuries. Proper hydration can affect the amount of fluid in your tendons and muscles, while dehydration can make tissues more susceptible to tears and strains.
The goal is to get water and electrolytes into your system early enough that it's distributed where you need it.
Standard approach: Drink 0.08–0.15 oz of water per pound of body weight 2–4 hours before training. For a 150-lb person, that's 12–22.5 oz (or about 1.5–3 cups). Aim for ~500–1,000 mg sodium per hour during heavy sweating. This can come from electrolyte mixes, salted fluids, or food sources. This gives your body time to raise plasma volume and hydrate tissues.
Early morning workouts: If you don’t have hours of lead time, research suggests drinking about 10 oz of electrolyte fluids 10–20 minutes before your workout, and then another 7–10 oz of electrolyte fluids occasionally throughout the day.
Heat or heavy sweating: Increase the quantities. I typically suggest adding 1 extra LMNT stick and between 20–40 oz of extra water. My average client uses 2 LMNTs daily and may add extra when competing in a competition or increasing activity levels.
These are all guidelines, not rules. Hydration needs vary based on sweat rate, environment, training intensity, and individual physiology. Adjust your intake over time based on how you feel and perform.
As soon as you start training, you lose both water and electrolytes through sweat. In an hour of exercise, a moderately heavy sweater loses about 1–1.2 liters of fluid and a few hundred to over 1,000 mg of electrolytes per hour, depending on sweat rate, heat, acclimatization, and individual physiology.
Drinking pure water can dilute electrolytes further, weakening electrical signals. Fewer muscle fibers activate and it takes longer for them to reset between contractions. Movements become slower, shakier, and less precise, and you risk slipping into junk volume where reps feel harder but fail to stimulate progress.
During exercise, thirst isn’t a reliable signal that it’s time to drink. The sensation often lags behind your actual needs, especially when you’re going hard. Many folks don’t feel parched until beads of sweat are rolling.
A better signal: your phone’s timer. Plan out when to drink, and how much, and stick to that schedule, even if you don’t feel thirsty.
For workouts under an hour or that don’t involve excessive sweating, plain water is enough for folks who regularly nail their hydration and sodium needs. Drink 7–10 ounces of fluid every 15–20 minutes. Add electrolytes (½ LMNT stick pack) if you’re training fasted.
For sessions that are over an hour, include intense intervals, or take place in the heat, aim for 16–20 oz of water with ½ – 1 LMNT stick pack per hour to help offset higher fluid and sodium losses.
For workouts lasting 60–90 minutes — recommendations are highly individual. Research shows wide variation in sweat and sodium losses, even among people doing the same workout in the same conditions. But a good rule of thumb is to drink 20–32 oz of water with ½–1 LMNT stick pack throughout your workout.
For super-long workouts (think: over 2–3 hours) or endurance events, cap your use at 2–3 LMNT stick packs a day, and get additional electrolytes from food sources like pickles and olives, says Robb Wolf, former research biochemist, 2X New York Times/Wall Street Journal bestselling author and LMNT co-founder.
As with pre-workout hydration, you might need to tweak these numbers based on the specifics of your workout and individual needs. For example, a higher fluid intake might make sense if you’re a heavy sweater, which you can figure out based on your individual sweat rate. To estimate it, weigh yourself before and after a workout, then account for what you drank (urine output during a single workout is usually negligible and can be ignored for practical purposes). The math is simple:
Sweat loss = (pre-workout weight – post-workout weight) + fluid consumed
Sweat rate = sweat loss ÷ hours trained
While there’s no official definition of a “heavy sweater,” experts often use 1.2 liters per hour as the minimum cut-off — but if you see salt streaks or residue on your shirt and skin after training, that's a pretty clear indicator that you're losing significant sodium.
After training, the purpose of hydration shifts to promoting recovery. You want to replace the fluids lost during training within a few hours. Restoring your blood plasma levels helps your body deliver nutrients, move oxygen, clear metabolic byproducts, and start repairing the tissues you just stressed.
Electrolytes enhance this process, especially if you finish your workout in a fluid deficit. Here’s how long it takes:
Sleep is the final piece. Your recovery depends on it, and electrolyte status plays a role here too. Magnesium, in particular, helps your brain power down, reduces nighttime leg cramps that interrupt rest, and supports circadian rhythm alignment — all factors that influence overnight recovery and next-day heart rate variability (HRV).
If you have 12+ hours before your next workout: Simply replace what you lost. Drink 16 oz of water with electrolytes (1 LMNT stick pack) within 30 minutes of finishing, and continue hydrating normally throughout the day.
If you have 4 hours or less before your next workout: You need to restore plasma volume faster. Experts recommend replacing more fluid than you lost exercising. If you want to get even more granular with the math:
Example: Lost 1.5 lbs? That's 34.5 oz lost × 1.5 = ~52 oz to drink. Dissolve one LMNT stick pack in this amount and you should be golden.
This approach is most relevant after long-duration sessions, high-intensity workouts, training in heat, or any workout that produces noticeable sweat loss. For shorter or lower-intensity sessions with minimal sweating, aggressive rehydration is usually unnecessary.
The bottom line: If you're hydrating based on thirst, it’s likely you’ve already lost ground. Think ahead so you're not chasing performance when it comes time to grind.
Check your morning cues: dark yellow urine, a higher-than-usual resting heart rate, or feeling sluggish and unfocused are early signs.
Table salt replaces sodium but not potassium or magnesium. A balanced mix keeps your muscles and nerves firing properly and prevents imbalances that can cause cramping or fatigue.
Overhydration dilutes sodium in your blood — a condition called hyponatremia. It’s rare during typical gym workouts but can occur during prolonged endurance events when large volumes of low-sodium fluid are consumed. Symptoms include dizziness, nausea, and fatigue. Take small, consistent sips of electrolyte fluid instead of chugging fluids.
For athletes using carbohydrates for fuel, adding 30–60 grams per hour during longer workouts can help maintain blood sugar. Post-workout carbs and protein support glycogen replenishment and muscle repair.
Fat-adapted athletes may not require intra-workout carbohydrates for lower-intensity or steady-state efforts. Focus on adequate protein (20–40g) after training and trust your fat metabolism to handle the energy demands. But high-intensity or glycolytic training may still benefit from carbohydrate availability.
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","createdAt":"2025-12-19T18:19:07.585Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"56345e57cd28476da8161286102aaadd","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}],"categories":{"@type":"@builder.io/core:LocalizedValue","Default":"electrolytes"}},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-82f56526023f4322bc4eb06ced042101","component":{"name":"PostText","options":{"text":"Key Points
You’re locked into your fitness program, nailing your macros, and doing everything by the book, but your progress has flatlined. Sometimes, the culprit isn’t training harder, but training drier.
Even mild dehydration can cause junk volume — training that looks productive but actually fails to stimulate growth because your muscles are fatigued, under-recovered, or missing key electrolytes.
Head into your workout even mildly dehydrated and within 30–60 minutes, your muscles can lose the ability to contract with full strength and tension, explains Mike Israetel, Ph.D., sports physiologist and co-founder of RP Strength (Renaissance Periodization). This is particularly true during longer sessions, high-volume training, or workouts in the heat. Adding extra sets or reps in this state adds stress instead of stimulus. Instead of making your muscles bigger or stronger, they’ll increase fatigue and slow recovery.
\"Hydration status is a really, really big deal for the number of quality sets you can do in a session,” says Dr. Israetel. Here’s why it’s so important.
“Junk volume” is a name for training done after your muscles can no longer produce enough tension to stimulate strength or hypertrophy.
It’s the work you do once fatigue, poor recovery, or dehydration prevents your muscles from generating enough tension to drive adaptation. And it’s the opposite of productive volume, the kind that challenges your muscles enough to make them grow.
For training volume to be productive, it needs three key elements, says Dr. Israetel. It has to:
Junk volume begins once that productive threshold has been crossed. Your muscles are fatigued or you’re low on glycogen so your energy systems are tapped. As fatigue ratchets up, you drop the load beneath the threshold needed to recruit the muscle fibers that drive growth. “You can be working, but you'll be doing such low reps or using such low weight that the sets are no longer nearly as stimulating; they’re junk,” Dr. Israetel explains.
How to recognize it? Squats slow, reps get sloppy, or you drop weight off the bar for your second set even though you maxed out higher last week. Any work done at this point won’t build strength, says Dr. Israetel; it’ll just add to fatigue and delay recovery.
Reaching this state doesn’t mean you’re weak or out of shape. Everyone’s productive threshold is personal and changes from workout to workout based on recovery, nutrition, sleep, hydration (all factors that influence heart rate variability or HRV - a key recovery marker), even where you are in your menstrual cycle for women. What’s more, larger muscle groups — like glutes or lats — can tolerate higher volumes before junk volume sets in.
Reaching your productive limit isn’t failure. But if you’re getting there earlier than you know you’re capable of, it might be a sign that something — your rest period, diet, nutrition, or hydration — is off.
Being dehydrated is one of the fastest ways to turn productive training into junk volume. It directly reduces muscle strength, power, and coordination by disrupting how water and electrolytes fuel muscle contractions.
“Hydration is critical for making sure that you can do as many hard sets as possible and thus drive as much growth stimulus to the muscles as possible,” Dr. Israetel says.
Proper hydration depends on both water and electrolytes, especially sodium, which — along with potassium and magnesium — helps move water from the bloodstream into muscle cells and keeps nerve signals firing efficiently.
When you sweat, you lose both water and electrolytes, the minerals that keep water in the right places. If you only replace lost water, it throws off fluid balance throughout your body, including in the muscles and tendons you’re trying to train.
Studies show that among athletes, dehydration can lead to muscle fatigue, cramping, and heat exhaustion, impairing physical performance.
Sodium enables your nerves and muscles to communicate, and without enough of it, performance drops.
It works like this: Your brain sends electrical signals (or action potentials) through the spinal cord and nerves that tell your muscles to contract. Those signals rely on sodium ions to travel quickly and efficiently. When sodium is low, that communication slows, leading to weaker muscle contractions and reduced mechanical tension on the muscle fibers that drive strength and growth.
Sodium balance is critical for the signals your brain and spinal cord send to activate your muscles, Dr. Israetel says. “So if you're very low on sodium, you'll have an acute decline in muscle strength.”
For the average person, about 70% of sodium comes from manufactured and processed foods (think: canned soups, instant noodles, fast food). Many athletes and active people tend to steer clear of these foods. Couple that with how much salt they lose in their sweat, and you have a recipe for electrolyte imbalance, particularly during long or high-sweat training sessions, Dr. Israetel says.
Muscle strength depends on proper hydration inside the cell, and sodium is what helps pull that water in.
Healthy muscle tissue is made up of roughly 75% water, which maintains internal pressure, boosting the fiber’s strength and stabilizing tissues. Sodium helps direct water into muscle cells, Dr. Israetel says, keeping them fully hydrated so they can contract efficiently. “This keeps the probability of injury low and makes your strength and performance even higher,\" he adds.
When hydration drops, that system starts to break down. Muscle cells shrink, contraction force declines, and tissues lose elasticity — like dried out rubber bands.
A 2025 study in Nutrients found even slight dehydration reduced lower-body force and jump height in trained karate athletes, confirming how performance suffers when water and sodium fall out of balance.
In other words: Train dehydrated and you get a less effective workout at a higher risk of injury.
Dehydration doesn’t just tire your muscles; it interferes with the electrical signals that tell them when and how forcefully to contract.
When fluid and electrolyte levels drop, your central nervous system (CNS) can become less efficient at recruiting motor units — the nerve-muscle connections that drive contraction. Dehydration loss can contribute to this central fatigue, making it harder to activate the muscle fibers you need for powerful, controlled reps.
The result: weaker, slower contractions, sloppier coordination, and that annoying “why does this feel so heavy?” sensation even when the weight hasn’t changed.
Training while dehydrated doesn’t just slow progress; it increases your risk of injury and blunts the long-term health benefits of lifting. It makes you less explosive, less reactive, and weakens your grip strength, all of which contribute to junk volume, says Dr. Israetel. But it also puts you at physical risk in other ways.
Dehydration interferes with brain and body function, reducing coordination, reaction time, and decision-making.
If you're dehydrated, you’re going to feel less sharp, which makes you prone to making mistakes that can get you hurt, says Dr. Israetel. During high-output training like jiujitsu, CrossFit, boxing, HIIT, or mountain biking, that split-second delay can mean the difference between control and collision.
The same holds true for physically demanding jobs. If you’re an Industrial Athlete — working in a factory, on an oil rig, or in the field — being dehydrated can cause you to lose strength and coordination, and compromise cognitive performance and motor skills.
“Staying hydrated on the job keeps you safe, keeps you effective, and keeps all your colleagues safe as well,” says Dr. Israetel.
Dehydrated tissues lose elasticity and become more vulnerable to damage and tears. Muscles and tendons depend on water for structural integrity and shock absorption. When fluid levels drop, those tissues stiffen, reducing their ability to handle load and tension. “Dehydrated tissues tear much more easily,” Dr. Israetel says.
The key to avoiding junk volume is finding the amount of work your body can grow and still recover from. Dr. Israetel breaks workout effort into three categories:
Working out dehydrated keeps you working at your MEV (good, but not going to see quick progress). Going too hard pushes you past MRV (you can finish your sets, but performance slips), into fatigue and diminishing returns. Showing up properly hydrated — and rested — will help you achieve the sweet spot of MAV where you’re putting real tension on the muscle, stacking quality sets, and giving your body something it can actually adapt to instead of just digging a recovery hole.
Here’s how to show up hydrated and well-recovered so you can work at your max adaptive volume.
When you sweat, you lose both water and electrolytes, which control how water moves in and out of your cells and help your nerves and muscles communicate.
Drinking plain water is better than nothing, but adding electrolytes helps restore fluid balance and keeps hydration working where it matters most. “It helps the water really stick where it’s supposed to,” says Dr. Israetel.
LMNT has just three main ingredients — sodium, potassium, and magnesium — without any calories or added sugar, so it’ll help ferry water to the right places and keep your muscle fibers firing for optimal training.
Your body doesn’t absorb and distribute water instantly. It's easy to get fluid into the gastrointestinal tract, but it takes time for it to reach the bloodstream and working muscles.
If you show up to your workout, competition, or physically demanding job already under-hydrated, your performance will suffer fast. Considering rehydration takes time, “you're kind of chasing a car that's moving away faster than you,” says Dr. Israetel.
Pre-hydrating with electrolytes allows your muscles, connective tissues, and nervous system to start fully charged so strength, coordination, and endurance all stay high throughout your session.
One major misconception common among athletes: Thirst isn’t a reliable signal of dehydration; it lags behind actual fluid loss, and exercise dulls your thirst response.
“What separates good athletes from beginners is that good athletes think ahead rather than waiting to be told what to do — and that applies to staying on top of hydration,” says Dr. Israetel.
To prevent dehydration from sneaking up on you, sip water mixed with electrolytes throughout your workout. Aim for 4–8 ounces every 15–20 minutes, more often in heat or near maximal effort.
A: No, junk volume happens anytime your body isn’t prepared to work out at the level you need. This can be from fatigue, poor sleep, or inadequate nutrition, but dehydration accelerates the drop in performance faster than any other factor.
A: Plain water helps, but sodium is key to keeping your nerves and muscles firing correctly and keeping fluid inside your cells. People who eat a lot of processed foods generally get plenty of sodium, but folks on whole-food, low-carb, keto, or paleo diets — as well as people who train hard or sweat a lot — often fall short. In those cases, adding electrolytes helps maintain the balance your brain and body need for consistent performance, says Dr. Israetel.
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","createdAt":"2025-12-19T17:57:18.090Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"36816a2093814ec49d4806faf7042aef","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-c0cb99a79e1f43c6a32e3c2dfe7b1e1c","component":{"name":"PostText","options":{"text":"You’ve probably heard a lot of chatter lately about metabolic health and insulin resistance. They’re big topics — but not always well-explained. And the solutions people reach for (cut carbs, eat more fiber, intermittent fast) miss the most powerful lever most of us have: muscle.
Let’s start with some background: Insulin is the hormone that shuttles glucose out of your bloodstream and into your muscles and other tissues for energy. When your cells stop responding to insulin as well — a problem called insulin resistance — blood sugar stays higher for longer and metabolism slows.
This is where muscle comes in. Your muscles are the biggest glucose-clearing system in your entire body. The more you use them (and the more you have), the better your body gets at glucose out of your bloodstream. Over time, that makes your muscles more sensitive to insulin which supports steadier blood sugar and a more efficient metabolism.
Resistance training is a powerful factor for improving metabolic health — the combination of stable blood sugar, efficient energy use, healthy inflammation levels, and the ability to respond to stressors — says LMNT partner, sports physiologist, and co-founder of RP Strength Mike Israetel, Ph.D.
Here’s why that’s important: Using NHANES data, researchers estimate that 93% of U.S. adults meet criteria for poor metabolic health, defined as having at least one abnormal marker such as elevated blood pressure, glucose, or triglycerides. Even among adults at a normal weight, only about one-third are believed to be metabolically healthy.
Electrolytes enter the picture as icing on the cake. For muscle to perform its job effectively, it needs the right electrolyte balance. Without it, your contractions weaken, your performance dips, and the training that should improve insulin sensitivity starts turning into junk volume instead.
Insulin resistance starts when your cells become less responsive to insulin’s signal — the cue that tells muscle and liver cells to pull glucose out of your bloodstream after you eat. When that signal starts to lose strength, glucose isn’t taken up as efficiently and remains in circulation longer than it should.
That weakened response is more likely when muscle use declines, fat builds up around your organs, or when chronic inflammation interferes with insulin signaling.
As your cells grow less sensitive to insulin, the pancreas pumps out more of it to keep blood sugar under control. But chronically high insulin can make cells even less responsive, creating a loop where both problems feed each other. Eventually, blood sugar starts creeping higher, setting the stage for Type 2 diabetes, increased inflammation and fat storage, and high blood pressure and cholesterol. In women, it can contribute to polycystic ovary syndrome (PCOS).
Muscle is the body’s primary site for clearing glucose from the blood. When muscle mass is low, sugar lingers in your bloodstream, your pancreas has to work harder, and insulin resistance deepens.
“There are a few really good reasons to lift weights and to put on muscle, other than just getting stronger and looking cooler,” says Dr. Israetel. “A huge one is reducing how much insulin resistance you have — an enormous factor in staying healthier for longer.”
Muscle is where most of your body’s metabolic work gets done. After you eat carbohydrates, glucose enters your bloodstream like a shipment of raw fuel. Insulin directs that fuel to your muscles, where most of it is absorbed and processed when insulin rises after a meal.
Inside each muscle cell, specialized proteins called Glucose Transporter Type 4 (GLUT4) transporters act like loading dock workers, pulling glucose in so it can be burned for energy or stored as glycogen.
When insulin resistance — meaning cells don’t respond as strongly to insulin’s signal — develops, though, those loading docks jam. GLUT4 activity slows, your muscles absorb less glucose, and more sugar stays in the bloodstream. Your pancreas sends out more insulin to force glucose into the cells but over time, that constant push wears down the system and deepens insulin resistance.
Building muscle expands your glucose processing capacity. Increased muscle mass means more places to store and use glucose, less need for insulin, and lower blood sugar levels. Low muscle mass and inactivity shrink that capacity, and increase the risk of insulin resistance.
In other words, muscle isn’t just tissue — it’s an organ of glucose control. The stronger and more active your muscles are, the smoother your metabolic machinery runs.
When muscle slows down — or you simply don’t have enough — fat tissue starts taking over the metabolic workload — and it doesn’t handle energy nearly as well.
Not all body fat behaves the same way. The fat you can pinch under your skin — subcutaneous fat — is relatively harmless and can store extra calories, keeping fat away from your organs, and releasing hormones that support healthy blood sugar. The deeper fat that collects around your organs — visceral fat — is far more disruptive. It acts almost like an endocrine organ, releasing hormones, free fatty acids, and inflammatory molecules that interfere with insulin signaling.
Visceral fat can take up glucose and free fatty acids, but instead of using them efficiently, it stores and processes them in ways that can promote inflammation and insulin resistance.
When visceral fat cells reach their storage limit, the excess is released into the bloodstream as free fatty acids that accumulate in the liver, heart, and pancreas — further worsening insulin resistance.
“When you have more intra-abdominal fat,” says Dr. Israetel, “it further reduces your insulin sensitivity. Inactivity and high stress cause increased insulin resistance, which causes more visceral fat, which lowers sensitivity further. It’s a cascade unless you stop it.”
One of the most effective ways to interrupt this cascade is to build muscle.
Exercise — particularly resistance training — is one of the most effective ways to improve insulin sensitivity and reverse insulin resistance.
Strength training is unique in its ability to reduce visceral fat while preserving or increasing lean muscle, helping your body use insulin more efficiently. While the relative contribution of each pathway is still being studied, several well-characterized mechanisms explain how resistance training improves insulin sensitivity.
When you lift weights, each contraction trains muscle cells to take in and use glucose more efficiently. Normally, insulin tells muscle cells to move GLUT4 transporters to the cell surface so glucose can enter the cells to be used or stored. Resistance training enhances this pathway: it increases the number of GLUT4 transporters and improves glucose uptake.
Key takeaway: Strength training gives your muscles more “loading docks” (GLUT4) for glucose to enter, making it easier to clear it from your blood.
Strength training also boosts glucose uptake without relying on insulin. When your muscles contract, they burn through ATP — your body’s main energy source. That drop in cellular energy activates AMP-activated protein kinase (AMPK), a protein that signals muscle cells to pull in more glucose. This insulin-independent pathway temporarily enhances glucose uptake, helping offset impaired insulin signaling.
Studies show a single resistance-training session can enhance glucose uptake and improve insulin sensitivity for 24–48 hours, varying by training status and workout intensity.
Key takeaway: Contracting muscles can pull glucose out of your bloodstream even when insulin isn’t doing its job well.
Building muscle also dials down the chronic, low-grade inflammation that underlies many metabolic diseases. When you challenge your muscles, they release anti-inflammatory proteins called myokines that help cells respond to insulin more effectively. Strength training also reduces visceral fat — a major source of inflammatory cytokines. With less visceral fat, there are fewer inflammatory signals blocking insulin’s action.
Key takeaway: When you lift, your muscles release anti-inflammatory signals and reduce deep belly fat that contributes to inflammation. This makes it easier for your body to control blood sugar.
Strength training appears to make mitochondria — the tiny power plants that convert glucose into energy — more efficient. Stronger mitochondria promote insulin sensitivity in a few key ways: They process more glucose with less insulin, and they prevent fat from accumulating inside muscle cells.
Mitochondrial efficiency also reduces oxidative stress, the cellular wear-and-tear caused by excess free radicals which contributes to insulin resistance by damaging proteins in insulin-signaling pathways.
As you age, insulin sensitivity declines and muscle tissue breaks down in a process known as sarcopenia. After 30, adults lose around 3-8% of their muscle mass per decade, a decline tied to rising blood sugar and insulin levels.
Building muscle helps you play defense against future metabolic dysfunction. In one 2025 exercise-intervention study, both young adults and middle-aged adults with obesity showed lower markers of muscle cell aging and better insulin sensitivity after a mix of consistent strength and endurance exercise.
The same mechanisms we discussed earlier — more myokine production and less visceral fat — also appear to be part of why muscle slows metabolic aging.Increased muscle mass reduces the chronic inflammation that drives of many age-related diseases and helps keep insulin signaling intact. That’s one reason strength training becomes even more valuable as you get older. “If you fix just that one thing and give older folks more muscle, you might have taken 30–40% of the aging equation off the table,” says Dr. Israetel.
Strong, insulin-sensitive muscles depend on electrolytes — minerals like sodium, potassium, and magnesium that carry the electrical charges behind every muscle contraction. Without enough of them:
Poor electrolyte balance may also subtly undermine your metabolism and your body’s ability to stay insulin-sensitive.
During workouts, sweat rapidly depletes sodium and other electrolytes. Replacing them supports hydration, maintains performance, and keeps your muscles doing the job that makes metabolism work.
Think of electrolytes as metabolic enablers, says Dr. Israetel. They help your body turn training stress into adaptation: stronger muscles, more efficient glucose uptake, and improved insulin sensitivity. You can’t build a robust metabolism if your foundation — the minerals that make muscle contraction and recovery possible — is depleted.
Magnesium is essential for turning food into usable energy. It activates ATP – the molecule that powers muscle contractions, nerve function, and metabolism — by binding to it and stabilizing it. It also supports insulin signaling by helping GLUT4 transporters move to the cell surface so glucose can enter muscle cells.
When you have enough:
With chronically low magnesium status:
Chronically low magnesium status has been associated with impaired insulin signaling, insulin resistance, and obesity, while higher magnesium status is consistently associated with better glycemic control.
Potassium helps regulate both insulin release and how well insulin works in your muscles. Potassium channels play a role in the electrical signaling that regulates insulin secretion, though glucose metabolism remains the primary trigger. In muscle cells, potassium works with sodium via the sodium–potassium pump (Na⁺/K⁺-ATPase) to keep the electrical gradient that insulin needs to move glucose into the cell.
When you have enough:
With low potassium status:
Sodium helps maintain hydration inside and outside your cells and keeps nerves firing properly so muscles can contract with full strength. It also maintains blood volume, supporting nutrient and glucose delivery during training. While sodium doesn’t directly transport glucose, it plays an indirect but meaningful role in the training adaptations that improve insulin sensitivity over time.
As physical therapist, performance coach and LMNT partner Dr. Kelly Starrett explains, “We are bioelectric systems — from your brain signaling to your muscles, it’s all built on salt. When the brain is under-hydrated, you see more movement errors, less concentration, less balance — eventually the whole system slows down.”
When you have enough:
When you’re depleted:
You may need to watch sodium intake if you’re inactive, overweight, or have high blood pressure. Highly active people, however, lose large amounts of sodium through sweat, and replacing it supports both hydration and metabolism. “They’re going through so many electrolytes when they're doing their muscle contractions, that for them salt is actually really, really good,” says Dr. Israetel. “If you just drink a lot of plain water, this just goes in and just right comes out.\"
As with most things, balance is key: A 2007 study found that extremely low sodium intakes (around 0.5 g per day), especially over short periods, can trigger stress hormones that temporarily reduce insulin sensitivity. On the other end of the spectrum, research has linked extremely high sodium intakes (around 18 g per day — that’s roughly two and a half tablespoons of table salt) have been linked to increased oxidative stress and a higher risk of insulin resistance.
It’s also worth noting that people eating whole-food or lower-carb diets often end up “low sodium” by default, since unprocessed foods contain very little sodium. For these folks, the challenge is getting enough sodium to support training, hydration, and metabolic function..
Low electrolyte levels can hamper your performance during workouts, impair recovery afterwards, and lessen the positive impacts of training on insulin sensitivity. Electrolyte imbalances have been linked to poor metabolic health in research, although it’s not clear which issue comes first.
A lot of this comes down to hydration. Electrolytes keep water balanced inside and outside of cells, ensuring muscles — which are made up of about 75% water — stay hydrated enough to contract efficiently. “Hydration status is a really big deal for the number of quality sets you can do in a session,” says Dr. Israetel. “When you become dehydrated, your muscles lose strength. You can be doing sets, but at lower reps or weight — those sets become junk volume.”
Adequate hydration may support connective tissue function and reduce injury risk. “More fluid in the tendons is better, and more fluid in the muscles prevents them from tearing as well. Dehydrated tissues tear much more easily,” says Dr. Israetel.
Beyond hydration, electrolytes power muscle contractions and nerve signaling. The movement of electrolytes across cell membranes generates the voltage needed for nerve signals to travel and muscles to respond. Without electrolytes, muscles can’t contract as forcefully, meaning they also can’t pull as much glucose out of the bloodstream — one reason dehydration can worsen insulin resistance.
Building insulin sensitivity comes from doing the right training — and fueling and rehydrating before, during, and after your workout, especially harder sessions. “All three matter, no one of those can replace the others,” says Dr. Israetel.
The exact amount of hydration you need depends on your training intensity, sweat rate, environment, and diet (especially if you eat mostly whole foods or lower-carb). We break down intake timing and total volume in our hydration timing article.
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","createdAt":"2025-11-18T21:49:41.381Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"22c2d9fb12dc4ceea681d4f986c87612","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"225527f3564f488abda71d51db881973","model":"author-data"}},{"author":{"@type":"@builder.io/core:Reference","id":"153e834402a041fa8f9c70802c96b204","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-00d2ca2f69364ec5a120b35744bfe552","component":{"name":"PostText","options":{"text":"Glucagon-like peptide 1 receptor agonists (GLP-1 RAs) are used to treat obesity, type 2 diabetes, and more. These medications, while helpful for these conditions, could indirectly cause fluid or electrolyte imbalances. Here’s what to watch for and how to strategize with electrolytes.
Glucagon-like peptide-1 receptor agonist (GLP-1 RA) medications — sold under the blockbuster brand names Ozempic, Wegovy, Mounjaro, and more — have dominated headlines in recent years.
These marvels of modern medicine help treat the chronic conditions of obesity and type 2 diabetes. They do this by mimicking the natural GLP-1 gut hormone, which has beneficial effects on glucose (blood sugar), appetite management, and more.
They’ve revolutionized weight management and diabetes care, and these effects are much talked about on social media and beyond.
What’s rarely discussed is how these medications may affect your body’s electrolyte levels — something people taking them should be aware of.
More research is needed on how GLP-1 RAs affect electrolyte balance (and it's likely highly individual depending on each person's unique circumstances), but the topic deserves attention given hydration’s role in metabolic health.
In this article, we explore how GLP-1 RAs work, why they might alter your fluid and electrolyte needs, how lifestyle changes play a role, strategies for maintaining proper fluid and electrolyte balance, and red flags to watch for.
“GLP-1 is a keystone hormone of metabolism with a wide range of metabolic effects,” says Nicholas Norwitz, MD, a leading voice in the science of metabolic health.
GLP-1 RAs mimic the body’s natural GLP-1 gut hormone, which people who have obesity or type 2 diabetes may secrete less of.
When it comes to weight management and type 2 diabetes, GLP-1 RAs:
“GLP-1 RAs are dosed in such a way as to give supraphysiologic levels of the hormone,” Dr. Norwitz says. “Therefore, at a high level, it’s easy to see why metabolic function — and electrolyte balance — could be altered by starting GLP-1 RA therapy.”
In other words: These medications deliver higher hormone levels than your body produces naturally. Because they influence how your body processes energy and manages key functions, they can also affect electrolyte balance.
Because of the effects GLP-1 RAs have on digestion and appetite signals, GLP-1 users may eat less, drink less, and absorb less, explains Kwadwo Kyeremanteng, MD, department head of critical care at The Ottawa Hospital and LMNT Partner.
“Together, this increases the risk of dehydration and electrolyte imbalances — even in people who don’t feel sick,” he adds.
Some people might also experience medication side effects, such as vomiting or diarrhea, which could contribute to further alterations in hydration and electrolyte balance.
Why does electrolyte balance matter in the first place? The body requires seven essential electrolytes to maintain fluid balance and aid with muscle, nerve, and brain function, along with various other bodily processes. These are:
“If you’re not eating or drinking enough, especially while losing weight rapidly, you may be quietly developing deficiencies even if you’re taking your medication exactly as prescribed,” Dr. Kyeremanteng says.
But managing your fluid and electrolyte balance while taking a GLP-1 RA is not a one-size-fits-all approach.
“The specific mechanisms by which GLP-1 RAs could impact electrolyte balance will differ depending on the individual and may include ‘direct effects,’ such as altering insulin levels and influencing sodium handling by the kidneys, or ‘indirect effects,’ such as decreased food, fluid, and electrolyte intake, or gastrointestinal side effects like nausea and vomiting,” Dr. Norwitz says.
Bottom line: GLP-1 RAs can affect your electrolyte balance through multiple pathways — both directly (by changing how your body processes sodium and insulin) and indirectly (by reducing your food and fluid intake or causing GI side effects). Because everyone's response is different, it's important to pay attention to your hydration and electrolyte needs while taking these medications, even if you're not experiencing obvious symptoms.
Researchers haven’t investigated the exact effects a GLP-1 RA medication might have on electrolytes, let alone the different versions.
“There is no hard-and-fast rule that taking a GLP-1 RA will do ‘X’ to ‘Y’ electrolyte,” Dr. Norwitz says, “but it’s worth being mindful that shifts are possible. People who experience persistent vomiting or who have kidney disease may be at higher risk for electrolyte disturbances.”
Keep in mind that electrolytes often work in concert with each other. For example, we have a protein on all our cell membranes called the sodium-potassium pump, and as the name implies, it requires both electrolytes (sodium and potassium) in specific quantities to facilitate nerve signaling and muscle contraction.
So instead of focusing on how GLP-1 RAs might affect each individual electrolyte, a more helpful approach is to understand what complications might arise from GLP-1 usage and when they warrant attention.
\"It depends on how an individual responds to their GLP-1 RA,\" Dr. Norwitz says.
The most common electrolyte-related issues stem from two primary mechanisms:
Here's what can happen and what matters:
\"Repeated vomiting can lead to a loss of chloride and potassium, often with metabolic alkalosis (an increase in blood pH) and altered sodium levels,\" Dr. Norwitz says.
When to be concerned: If you're vomiting frequently (multiple times per day or for more than 24 hours), especially if accompanied by severe muscle cramping or unusual irritability, contact your doctor. Occasional nausea is common with GLP-1 RAs, but persistent vomiting (GLP-1 related or not) can deplete electrolytes significantly.
Sodium abnormalities typically only occur when significant vomiting, diarrhea, dehydration, or excessive water intake accompany GLP-1 RA use.
\"Sodium can trend low (hyponatremia) if large amounts of free water are consumed without adequate electrolytes, or high (hypernatremia) if fluid intake is inadequate,\" Dr. Norwitz says.
People are most at risk if they eat very little food while drinking too much plain water, or if they become very dehydrated.
When to be concerned: Sodium imbalances become serious when they cause confusion, severe weakness, or (in extreme cases) seizures. Mild symptoms like occasional headaches or fatigue are common with GLP-1 RAs and don't necessarily indicate a sodium problem, but if you experience confusion or severe muscle weakness, get evaluated.
\"People taking GLP-1 RAs may experience a decrease in magnesium and calcium intake as a result of reduced overall dietary intake,\" Dr. Norwitz adds.
When to be concerned: Low magnesium (hypomagnesemia) and low calcium (hypocalcemia) typically develop gradually. Severe deficiencies can cause persistent muscle cramping, unusual tingling, or confusion but these symptoms usually appear only after a prolonged time of eating very small amounts.
Bottom line: If you're eating very little for extended periods, consider having your doctor check your electrolyte levels proactively rather than waiting for symptoms.
“The most common electrolyte shifts with GLP-1 RA use, when they occur, are losses of chloride and potassium from vomiting, sometimes accompanied by changes in sodium levels,” Dr. Norwitz says. “Because sodium can go either low or high, depending on hydration and fluid replacement, symptoms can vary.”
Signs of dehydration include:
“These symptoms are non-specific, meaning they can arise from many causes,” Dr. Norwitz explains. “But if they occur soon after starting a GLP-1 RA — especially alongside vomiting, diarrhea, or poor oral intake — electrolyte imbalance should be on the list of possibilities.
What to do: If you notice signs of dehydration, increase fluid intake with electrolyte-containing beverages rather than plain water alone. Plain water without electrolytes can dilute sodium levels further, potentially worsening the problem.
If dehydration is severe (little to no urination, extreme weakness, confusion), seek medical attention. Further action may be necessary.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-5b27bf580103413fa1d22f8877c0fa3c","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1767821242/LMNT_BLOG_SYMPTOMS_OF_ELECTROLYTE_IMBALANCE_xarywa.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1767821242/LMNT_BLOG_SYMPTOMS_OF_ELECTROLYTE_IMBALANCE_xarywa.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1767821242/LMNT_BLOG_SYMPTOMS_OF_ELECTROLYTE_IMBALANCE_xarywa.webp","imageWidthTablet":"75%","imageAlt":"Symptoms of electrolyte imbalance","text":"Many symptoms of electrolyte imbalance — fatigue, occasional muscle cramps, mild nausea — are also common side effects of GLP-1 RAs themselves and don't necessarily signal a problem.
Focus on these red flags:
Consider proactive testing if you:
When in doubt, a blood panel can measure your electrolyte levels and provide clarity. You don't need to self-diagnose which specific electrolyte is off. Your doctor can help determine that and advise accordingly.
“GLP-1s are helping people transform their metabolic health,” Dr. Kyeremanteng says, “but that transformation needs to be supported. Hydration and electrolyte balance aren’t just ‘nice-to-haves.’ They’re part of how you keep energy, mood, and mental clarity intact during weight loss and metabolic reset.”
A key thing to remember is that electrolytes are essential, and GLP-1 RAs and other factors may alter your needs. GLP-1 RA medications work best in conjunction with healthy lifestyle habits, which may include changes to your diet and exercise plans.
Even when people have already been engaging in healthy habits prior to taking a GLP-1 RA, they may find that the medication helps build further momentum and motivation to make lifestyle modifications.
But these changes may bring about the need for increasing your electrolyte intake, to avoid fatigue, reduced exercise performance, brain fog, or other symptoms. Here’s more info on how lifestyle changes may boost your electrolyte needs.
As you start a GLP-1 RA, reduced appetite may lead you to eat less overall, while reduced cravings may change what you choose to eat.
Since GLP-1 RAs have only recently become more ubiquitously used, researchers are still trying to understand how they affect eating habits.
Survey results suggest that GLP-1 RA users are eating more fruits and vegetables, reducing their intake of ultra-processed foods, and even eating fewer carbohydrates.
These shifts reduce sodium intake for a few reasons:
So if you're eating mostly whole foods on a GLP-1 RA, you'll likely need to intentionally add sodium to meet your body's needs.
If you’ve increased your physical activity, you will lose more sodium, chloride, and potassium through sweat.
Compounding the issue is that more intense or longer exercise sessions can also cause you to lose even more of these electrolytes, especially if performed at higher temperatures.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-4ff73d5f2d4246f28bd7de1731f63d13","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1763572225/LMNT_MIGHT_NEED_MORE_SODIUM_IF_1_ctwyyd.webp","imageWidthTablet":"75%","imageAlt":"You might need more salt if you","text":"If you’re taking a GLP-1, you may be wondering how to keep your electrolytes balanced.
“Because the electrolyte effects of GLP-1 RAs are highly individual and often depend on side effects such as nausea, vomiting, or dramatically reduced food intake, broad generalization would be overreaching,” Dr. Norwitz says.
“However, if someone experiences symptoms like fatigue, dizziness, muscle cramps, or persistent vomiting — especially in the context of dietary changes that lower electrolyte intake — they should consider targeted electrolyte replacement,” he adds.
“That might mean using rehydrating with an electrolyte-containing beverage that provides sodium, potassium, and chloride, rather than only drinking plain water, until symptoms resolve.”.
(By the way, salt is made up of sodium chloride, helpfully providing two electrolytes.)
“The goal is to address both fluid and electrolyte needs. As is the case in vomiting, restoring only fluid (i.e., plain water) can lead to low sodium levels and worsen symptoms,” Norowitz concludes.
Dr. Kyeremanteng also notes that GLP-1s can blunt appetite, so you can’t rely on food alone to meet your electrolyte needs.
“Electrolyte supplementation becomes a smart strategy, not a bonus. Your thirst signal may be reduced on GLP-1s. Make hydration and electrolyte intake a part of your daily routine, not just something you respond to.”
If you’re adding electrolytes as part of your regular routine to support overall fluid balance and exercise performance, here are a few considerations:
Electrolytes don’t directly help with weight loss, but they're necessary for normal metabolic function, including energy production and blood sugar regulation. One caveat: Some electrolytes contain added sugar, and this addition can counteract weight management efforts or worsen prediabetes or type 2 diabetes.
GLP-1 medications, used to treat obesity and type 2 diabetes, can cause side effects, such as vomiting or reduced appetite (leading to less food consumption), which could change your electrolyte needs. Whether you need electrolyte supplementation while taking these medications will depend on your unique circumstances. Talking to the healthcare provider who prescribed your medication can help you determine if you need supplementation.
Taking a GLP-1 may lead to low potassium if you are eating fewer potassium-rich foods because of a reduced appetite, exercising more (and therefore sweating more), or if you’re experiencing medication side effects, such as vomiting or diarrhea.
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Uncover the facts, myths, and what the science says about salt and high blood pressure.","inputs":[],"title":"Salt and high blood pressure: A science-based guide","themeId":false,"ogImageSrc":"https://res.cloudinary.com/drinklmnt/image/upload/v1761244291/LMNT_BLOG_HEADER_SALT_AND_HIGH_BLOOD_PRESSURE_WHAT_THE_LATEST_RESEARCH_SAYS_mnpnnu.webp","blocks":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-2f87f65726cb49e79e8ff63b48c5886b","component":{"name":"Symbol","options":{"symbol":{"data":{},"model":"symbol","entry":"2c4eea7df1ca499f8eb158b44b0f7d76","ownerId":"9c03b50b10da46b088d2dd4aedb8cd93"}},"isRSC":true},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-cfabe8f311a34901b991c9809ae3d62f","component":{"name":"PostDetailsLayout","options":{"featured":false,"popular":false,"hidden":false,"categories":"electrolytes","image":"https://res.cloudinary.com/drinklmnt/image/upload/v1761244291/LMNT_BLOG_HEADER_SALT_AND_HIGH_BLOOD_PRESSURE_WHAT_THE_LATEST_RESEARCH_SAYS_mnpnnu.webp","title":"Rethinking salt and blood pressure","authors":[],"description":"Does salt really raise blood pressure? Uncover the facts, myths, and what the science says about salt and high blood pressure.
","createdAt":"2025-10-23T17:54:29.899Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"37da242b6b42498499ee96eab12f2082","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}},{"author":{"@type":"@builder.io/core:Reference","id":"bc3b1c54d59448d58c3277caefb17c44","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-1ca72d9e0fea4b1189183e2357fcbfdf","component":{"name":"PostText","options":{"text":"You’ve probably heard this advice before: “Cut back on salt to lower your blood pressure.” But it’s not that simple. The truth is more nuanced, especially for certain groups of people. For some individuals — particularly active people, those on low-carb diets, or those with certain health conditions — sodium needs may be higher than standard recommendations.
Salt and high blood pressure have been linked in headlines, doctors’ offices, and public health campaigns for decades. The message has been loud and clear: Cut back on salt to protect your heart. As a result, many people have embraced low-sodium diets in the name of health. Note that I didn’t say “healthy” diets. Just low-sodium diets.
While the salt-hypertension connection sounds straightforward, the science isn’t. In fact, the latest research paints a much more nuanced picture, especially for active folks, low-carb eaters, and anyone whose habits don’t follow the “Standard American Diet.” One-size-fits-all salt limits may be outdated, oversimplified, and in some cases, counterproductive.
Below, learn how salt really affects blood pressure, why the old sodium rules are being challenged, and how to assess your own needs based on modern science.
Salt has long been cast as a cardiovascular villain in fear-based headlines, outdated guidelines, and TikTok trends.
The narrative took hold back to the 1970s, when early observational studies — research that observes natural patterns without controlling variables — suggested a link between salt intake and hypertension, prompting sweeping guidelines for everyone to cut back. For salt-sensative folks, these guidelines weren’t entirely baseless.
But things got muddy when the data was applied as a blanket rule. Instead of identifying who benefits from reducing sodium and who doesn't, public health messaging went all in on low-sodium diets for everyone.
In reality, “there is a great deal of variability in how people respond to dietary sodium,” says Nicholas Norwitz, MD, PhD, a clinical research and metabolic health educator and LMNT Partner. “The question we should be asking is: What determines that variability?”
Today, research suggests that genetics, age, ethnicity, baseline blood pressure, kidney function, hormonal status, and certain medical conditions all influence how an individual’s blood pressure responds to dietary sodium, Dr. Norwitz explains.
But even now, evidence shows that the link between salt and high blood pressure isn’t universal — it varies widely from person to person.
So what explains those differences? The answer lies in how your body regulates sodium and fluid balance.
Salt plays a key role in how your body regulates blood pressure, but the relationship isn’t as straightforward as you might think. Let’s break down the science.
Sodium helps regulate the amount of water that stays in and around your cells. When sodium levels are high, your body holds onto more fluid. That extra fluid increases blood volume.
This rise in blood volume directly impacts blood pressure through a process called vascular tone, which is your body’s ability to regulate blood pressure by tightening or relaxing blood vessels. For example, when sodium levels are high, your body may constrict blood vessels to compensate, says Robb Wolf, former research biochemist, bestselling author, and co-founder of LMNT.
People who are salt-sensitive experience a larger rise in blood pressure when they eat sodium, says Wolf.
That doesn’t mean everyone reacts to sodium the same way.
Factors that can contribute to salt sensitivity include:
Because salt sensitivity varies from person to person, “each patient needs to be evaluated as an individual,” says Cynthia Thurlow, NP, a nutrition educator and nurse practitioner. Looking at your overall lifestyle, along with a basic physical exam, can help your health care provider decide whether you need to limit your salt intake or not, she explains.
Recent research helps make sense of these contradictions. Over the past decade, scientists have uncovered key nuances showing that your body’s response to salt depends on more than just how much you consume:
Salt affects blood pressure in two ways:
The research around daily sodium intake patterns and blood pressure is nuanced:
So, what does that mean? That sodium intake needs are unique to YOU and depend on your overall health and lifestyle. Some people who need more salt, not less, often include:
\"If you don't replace the sodium you lose, it can affect fluid balance and blood pressure,\" says Wolf.
On the other hand, for those with heart failure, kidney disease, liver disease, or edema, sodium restriction may be necessary.
It's important to assess your individual sodium needs by speaking with a healthcare provider, such as a registered dietitian or physician to find out what makes sense. Increasing or decreasing your salt intake isn’t automatically going to be “better.”
The takeaway: Salt isn’t inherently harmful, and for some people, it’s essential. Like most things in health, it’s all about context and balance.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-5513013aa2ca4471a5b4cfbf074c83a3","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1761243554/LMNT-BLOG-Types_of_Salt_Graphic_3_lkbpcb.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1761243554/LMNT-BLOG-Types_of_Salt_Graphic_3_lkbpcb.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1761243554/LMNT-BLOG-Types_of_Salt_Graphic_3_lkbpcb.webp","imageWidthTablet":"75%","imageAlt":"You might need more salt if you: - Engage in moderate to vigorous exercise 3–5+ times per week - Sweat heavily during workouts (e.g., runners, cyclists, HIIT enthusiasts) - Live or work in hot, humid, or high-altitude climates - Work physical jobs that require heavy exertion, heat exposure, or increase risk of injury - Eat a mostly whole-food diet with little to no processed food - Follow low-carb, keto, or paleo-style eating plans - Are pregnant or breastfeeding - Experience frequent headaches, fatigue, brain fog, dizziness, or salt cravings - Have medical conditions that can derail fluid and electrolyte balance, including cystic fibrosis, Gitelman syndrome, Bartter syndrome, hypovolemic POTS, orthostatic hypotension, and Addison’s disease","text":"The short answer: Not really.
“There’s probably not a meaningful difference between sea salt and table salt when it comes to blood pressure, even though sea salt tends to include more trace minerals like calcium, albeit in very small amounts,” says Dr. Norwitz. The key word is trace — the mineral content is easily obtainable through a diet high in whole foods.
Despite marketing claims, no salt is “cleaner” or “healthier” than another. Unless your doctor has prescribed a low-sodium option, the best salt is the one you enjoy using — and for most metabolically healthy people, that probably means getting more sodium, not less.
More important than the type of salt you choose is how much sodium you’re consuming and whether it’s balanced with other key electrolytes, says Dr. Norwitz. That balance matters far more for blood pressure than whether your salt came from the sea or a shaker.
The U.S. Dietary Guidelines recommend an Adequate Intake (AI) of 1.5 grams per day, with an upper limit of 2.3 grams per day for adults.
“The American Heart Association even reports the ‘optimal goal’ should be no more than 1.5 grams per day,” says Dr. Norwitz. “This recommendation is not suitable for everybody. For example, athletes or active people who lose a lot of electrolytes in sweat likely benefit from more — potentially far more — than the RDA.“
That’s why LMNT’s formulation pairs sodium — sourced from natural salt deposits in the U.S. using steam evaporation without further refining, demineralizing, or chemical processing — with potassium and magnesium to support optimal hydration, fluid balance, and blood pressure regulation.
Whether you should limit or increase your salt intake depends on your individual health context. Here’s the breakdown.
Salt needs are highly individual, so it's best to consult a healthcare provider before making any changes. But here are a few scenarios where sodium restriction may make sense:
In certain situations, a moderate-to-high salt intake isn’t just safe — it’s essential. These scenarios typically result from higher sodium loss or electrolyte demands.
According to the experts, salt may be especially important for those who are:
The bottom line: Salt intake isn’t one-size-fits-all. Your ideal intake depends on your body, your health conditions, and your lifestyle.
The majority of sodium in the modern diet doesn’t come from salting your food at the table or drinking electrolyte water — it comes from ultra-processed foods (think fast food and packaged snacks).
In addition to sodium, these foods are often loaded with added sugars, preservatives, and saturated and trans fats. These ingredients can negatively impact metabolic health and contribute to conditions like hypertension, diabetes, and cardiovascular disease.
In contrast, sodium from whole foods and clean electrolyte products can support your wellbeing, says Thurlow.
That’s why the sodium conversation needs to shift. It’s not just about how much you’re getting — it’s about where it’s coming from, what it’s paired with, and your overall lifestyle, says Thurlow.
Sodium from a whole-food, nutrient-dense diet can support hydration, circulation, and performance. That’s a different story than sodium bundled with refined carbs, unhealthy fats, and added sugars.
Salt matters. But it’s just one piece of the puzzle. A whole-body approach can be far more effective (and sustainable) than solely modifying sodium intake. Here’s where to start:
Folks who are salt-sensitive and eat a salty meal may experience an increase in blood pressure within hours. But for those who are salt-resistant (or salt-insensitive), sodium may have little to no short-term effect on blood pressure. The response depends on how well your body regulates fluid balance and vascular tone, which largely depends on genetics, age, kidney function, hormones, insulin sensitivity, and overall metabolic health.
It can, but the effect is highly individual. Some studies show that reducing sodium lowers blood pressure slightly, especially in salt-sensitive individuals. But for many people, improving overall metabolic health (through diet, movement, stress management, and sleep) may have a much greater impact than cutting salt alone. In fact, low sodium intake may even backfire for some people, especially those who are active, follow low-carb or minimally processed diets, or lose a lot of sodium through sweat. These individuals may need more sodium to maintain proper hydration, circulation, and performance.
Signs of excess sodium may include:
No single food directly causes high blood pressure. However, diets high in ultra-processed foods (fast food, processed meats, sugary drinks) are strongly associated with hypertension largely because these foods combine ingredients that promote poor metabolic health, such as refined carbohydrates, added sugars, and industrial fats, while providing little nutritional value.
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","createdAt":"2025-10-22T21:49:11.201Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"37da242b6b42498499ee96eab12f2082","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}},{"author":{"@type":"@builder.io/core:Reference","id":"bc3b1c54d59448d58c3277caefb17c44","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-e723ddb7beb04b71bf0d23e9afa8321f","component":{"name":"PostText","options":{"text":"Industrial athletes — think firefighters, soldiers, construction workers, and others in high-output jobs — sweat hard. They lose sodium, potassium, and magnesium at levels that can affect focus, stamina, and safety. Staying sharp means hydrating with electrolytes, not just chugging water. Here’s what to know to keep yourself hydrated (and safe) on the job.
Industrial athletes are workers whose daily output rivals that of traditional athletes. Climbing ladders in full gear, carrying loads on a hot site, or pulling long shifts in a warehouse demands the same physiological performance as an intense training session. And just like athletes, your hydration strategy can make or break your performance.
The problem: Most advice boils down to “just drink more water.” But for people who sweat gallons in heat and gear, that’s not enough. Losing sodium and other electrolytes without replacing them doesn’t just drain energy — it can slow reflexes, impair decision-making, and increase safety risks.
So how do you stay ahead of dehydration on the job? We asked the people responsible for keeping crews strong and safe.
The term “industrial athlete” comes from occupational athletics, a field that applies the same principles used to train and support competitive athletes — strength, endurance, recovery, and injury prevention — to people whose jobs demand constant physical performance.
Industrial athletes aren’t training for game day. Their “event” is every shift. The physical demands are relentless, and often performed in extreme environments with little margin for error. Examples include:
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Like athletes, these workers rely on strength, stamina, sharp reflexes, and recovery.
For example, many general contractors perform heavy concrete self-perform work — moving, pouring, and finishing massive slabs — and often at elevated heights. “I think sometimes people can forget all the extensive manual labor can be exhausting over time,” says Zach Munro, safety manager at Brasfield & Gorrie, a construction company based in Birmingham, Alabama. “It is very important to start your day hydrated and stay consistent throughout.”
Dehydration is more than dry mouth. It can impact cognition, coordination, and strength. Even mild fluid loss can impair focus, slow reaction times, and reduce muscular endurance. In high-stakes jobs like firefighting, construction, or military operations, those small lapses can have major consequences.
Extreme lethargy, dizziness, and heat stroke are the biggest risks related to heat and hydration in the construction industry, says Erik Perkins, co-owner of the Perkins Builder Brothers, a construction company based in Bryson City, North Carolina. “Workers can go from being fine to not being fine very quickly,” he says.
On the job, that can mean:
And it’s not just anecdotal. Research on medical professionals — who also work long, high-pressure shifts — shows the ripple effects of dehydration. In one study of 88 on-call nurses and doctors, dehydration rates rose from 36 to 48 percent over the course of a single shift. Those who were dehydrated performed worse on short-term memory tests and showed declines across other measures of cognitive function.
The parallels are clear: Whether you’re in the hospital or on a job site, hydration isn’t optional when it comes to performance and safety.
Research also suggests that dehydration on the job is the norm. In hot, physically demanding conditions, construction workers can lose 0.3 to 1.5 liters of sweat every hour. This fluid loss can increase the risk of errors, injuries, and emergencies, so smart hydration has to be treated as part of the job, not an afterthought, says Munro.
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Electrolytes are minerals (primarily sodium, potassium, and magnesium) that keep your body running under pressure. Here’s what they do:
One study found that industrial athletes can lose 4.8 to 6 grams of sodium in a single shift. While this is an extreme case and far from universal, it’s true that in hot, high-output conditions, workers can lose several grams of sodium in a single shift.
“Without replacement, this can impair performance and raise safety risks,” explains Robb Wolf, former research biochemist, bestselling author, and co-founder of LMNT. “Replace only with water, and you may dilute blood sodium levels, potentially leading to hyponatremia (dangerously low sodium).”
Put simply, for people working in heat, with heavy gear, or on prolonged shifts, electrolyte loss is a constant drain. Refueling with both fluids and electrolytes is essential to sustain energy, mental clarity, and physical safety across an entire shift.
Dehydration doesn’t always announce itself with extreme symptoms. More often, it builds gradually, usually from losing more fluids and electrolytes through sweat than you replace.
“When overheated, workers in my industry can get really lethargic and quickly feel depleted of all energy,” says Perkins. “If that happens, they have to try to hydrate and sit for a long time in the shade or air conditioning to recover.”
Early signs of dehydration include:
More advanced signs of dehydration can escalate quickly, like:
Here’s why this matters on the job:
For industrial athletes, the best results come from treating hydration like part of the job: prepare before your shift, maintain during, and replenish after. Here’s what to keep in mind:
Chan saw firsthand how quickly firefighters can sweat out half a gallon in just 30 minutes of live fire training. Adequate hydration reduces the risk of heat-related illness and can help lower the likelihood of exertional rhabdomyolysis (a condition that causes your muscles to break down dangerously quickly), though workload management and rest are also critical factors.
To cut down on heat injuries, Chan and his team developed a simple protocol that applies to anyone working in high heat or high gear (note that these are not medical guidelines, but rather an on-the-job tip used by Chan and firefighters sharing their real-life experience).
For example, let’s say you weigh 180 pounds. You’d start by dividing your bodyweight by two to get your baseline fluid needs: 180 ÷ 2 = 90 ounces of plain water per day.
Next, divide your bodyweight by 30 to find your electrolyte target: 180 ÷ 30 = 6 ounces of electrolyte water every 15 minutes of heavy exertion.
If you’re working hard for four hours, that’s 16 fifteen-minute blocks. Multiply 6 ounces by 16 to get 96 ounces of electrolyte water.
In total, when following this firefighter protocol, you’d aim for 90 ounces of plain water plus 96 ounces of electrolyte water — about 186 ounces of fluids for the day.
“When you work, you sip,” says Chan. “When you sweat, you salt.” It’s a straightforward system designed to protect both health and performance on the job.
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A lot of common hydration advice is outdated or flat-out wrong. These myths and mistakes can leave industrial athletes drained, foggy, and more vulnerable to heat-related illness.
Common myths include:
Here are some common mistakes to look out for:
For leaders managing crews of industrial athletes, hydration should be a workplace safety protocol. A well-hydrated team is sharper, stronger, and less likely to suffer preventable injuries. Here are a few strategies that make a difference:
When employers take hydration seriously, the benefits are clear: fewer heat-related illnesses, higher morale, and improved job performance.
“When it's hot and humid outside, electrolytes are a must. When my crew is adequately hydrated, we are much more productive and energetic,” says Perkins. “There is also less of a chance that someone will have to take an extended break or worst case, go to the hospital for heat exhaustion or a heat stroke.”
An industrial athlete is anyone in a physically demanding job (like construction, firefighting, military service, law enforcement, or warehouse work) whose daily output rivals that of sport athletes. Their performance, safety, and recovery all depend on conditioning, nutrition, and hydration.
The best hydration strategy is a cycle of before, during, and after your shift. Pre-hydration sets you up for the day with fluids. During work, steady sipping with electrolytes replaces the liters of sweat and grams of sodium you lose on the job, keeping fatigue, cramps, and brain fog at bay. Post-shift, replenishing fluids and sodium supports recovery, reduces soreness, and prepares you for the next day.
Electrolyte water or mixes are the gold standard, since they replace both fluids and sodium. Plain water helps, but in high-heat and high-output conditions, it should be balanced with electrolytes to avoid diluting sodium levels in the blood.
Start the day hydrated, sip consistently throughout your shift, and replenish electrolytes afterward. Employers can help by scheduling hydration breaks, stocking electrolyte options on-site, and educating crews on early signs of dehydration.
A mix of water and electrolyte water is best. Workers in hot conditions can lose liters of sweat every hour, so fluids must replace both water and sodium. Sports drinks typically contain unnecessary amounts of added sugars, and plain water isn’t enough on its own.
The Occupational Safety and Health Administration (OSHA) requires employers to provide safe, potable drinking water and to implement heat illness prevention measures (like rest breaks, shade, and training). While they do not mandate electrolyte replacement, many safety experts recommend including electrolyte options for crews working in high-heat or high-output conditions.
Join our LMNT Wholesale Program to get the best bulk pricing on LMNT and keep your crew going strong — for the construction and field crews, tradesmen, logistics operators, and other hands-on pros. Apply at drinklmnt.com/wholesale.
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","createdAt":"2025-09-18T22:39:37.462Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"9d3c253132964557b660510aa0d7f504","model":"author-data"}}],"referenceReviewers":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-54c2ee74de04491cae1d694bff3caa86","meta":{"previousId":"builder-252e934b42bf47ea82cade461515737f"},"component":{"name":"PostText","options":{"text":"Context: A few folks have reached out to me directly about comments others have made online about our brand related to the current political environment. A version of this note is what I’ve responded to them, and I’m re-posting here as well.
As a company, we're not supportive of political people or policies. Our mission is health through hydration — we sell salt. It's pretty simple.
We're not even prescriptive on what health means to you, much less what political policy should be.
As individuals, we allow teammates to exercise their civil rights of political involvement. That's also the law.
We have an absurd amount of false allegations online or twisted words and perspectives — often by folks with a direct incentive to be negative towards us. Regardless, I'm constantly surprised at what people take at face value online.
Generally, digital algorithms are pro-inflammatory engines, and I encourage folks to spend less time online these days.
LMNT isn’t for everyone. As always, our recipe is available here — and if other electrolyte brands work better for you, that's great.
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does LMNT stand for?","siteName":"LMNT Electrolytes","description":"Our business is not supporting or decrying any given social, political or philosophical position. Our business is selling salt, with the aim of fostering health through hydration.","blocks":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-4d25d0b0acee4eb78b11afe69a2a5dc0","meta":{"previousId":"builder-d85df8dfa3ca45f190795c02af5bc42a"},"component":{"name":"Symbol","options":{"symbol":{"data":{},"model":"symbol","entry":"2c4eea7df1ca499f8eb158b44b0f7d76","ownerId":"9c03b50b10da46b088d2dd4aedb8cd93"}},"isRSC":true},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"layerName":"PostDetailsLayout","id":"builder-c7e4f583c8bf4dc39112f70d6e82a776","meta":{"previousId":"builder-15f3712a51b54824be2bcc4904fa8407"},"component":{"name":"PostDetailsLayout","options":{"featured":false,"popular":false,"hidden":false,"categories":"lmnt-at-work","image":"https://res.cloudinary.com/drinklmnt/image/upload/v1758753158/LMNT_BLOG_HEADER_WHAT_DOES_LMNT_STAND_FOR_vtud3k.jpg","title":"What does LMNT stand for?","authors":[],"description":"Our business is not supporting or decrying any given social, political or philosophical position. Our business is selling salt, with the aim of fostering health through hydration.
","createdAt":"2025-09-18T22:39:37.462Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"36816a2093814ec49d4806faf7042aef","model":"author-data"}}],"referenceReviewers":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-252e934b42bf47ea82cade461515737f","meta":{"previousId":"builder-ad1b0c8ec208424b99963d11ab9ae568"},"component":{"name":"PostText","options":{"text":"LMNT is motoring through its sixth year of business, and although many things have changed, both for us as a business and the world at large, one thing has remained consistent throughout: Our charter is health through hydration.
That’s it.
One might make the case we have stewarded a significant shift in the conversation around sodium, electrolytes, and hydration, and that’s a great accomplishment.
Most folks likely understand that this focus is our passion and our strength, but occasionally folks will ask questions that extend beyond this core mission and competency: “Does LMNT support (or decry) XYZ social, political, philosophical position?”
There are two things to consider to properly unpack this.
That’s it.
By and large, I have no idea what anyone's social, political, religious, or other views are within the company.
I understand that for some people (and companies/institutions) the singularly most important consideration is that the folks they interface with meet specific social, political, religious or philosophical criteria. While that’s fine if that is the charter for others, that is not how we do things.
This may be unsatisfying for those who want to drag everyone into these topics. Why won’t we just tell you what LMNT stands for?!
We did. We stand for health through hydration.
Again, if that is unsatisfying to you, I’m sure you can find someone who will, out of either a sincere sense of solidarity with you, or just an eye towards self-preservation, dance to the tune you dictate. Perhaps someday there will exist a version of things that perfectly align with your every identification, be it supermarkets, streaming services, healthcare systems, electrolytes, pet food, social platforms, etc. I’ll be pulling for the folks looking for that perfect fit even though this “utopia” is in fact a monochrome landscape devoid of change, diversity, or resilience.
In the meantime, we at LMNT will continue to do the work of fostering health through hydration.
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is for everyone","themeId":false,"description":"We don’t require ideological uniformity from our team, and we don’t expect it from our customers.","ogImageSrc":"res.cloudinary.com/drinklmnt/image/upload/v1758753158/LMNT_BLOG_HEADER_HEALTH_IS_FOR_EVERYONE_rjmymw.jpg","siteName":"LMNT Electrolytes","blocks":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-d85df8dfa3ca45f190795c02af5bc42a","meta":{"previousId":"builder-6482e8807dc54da1babcd1e82e4bba27"},"component":{"name":"Symbol","options":{"symbol":{"data":{},"model":"symbol","entry":"2c4eea7df1ca499f8eb158b44b0f7d76","ownerId":"9c03b50b10da46b088d2dd4aedb8cd93"}},"isRSC":true},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-15f3712a51b54824be2bcc4904fa8407","meta":{"previousId":"builder-2cd608051473478c8eb49a2fce31c07a"},"component":{"name":"PostDetailsLayout","options":{"featured":false,"popular":false,"hidden":false,"categories":"lmnt-at-work","image":"https://res.cloudinary.com/drinklmnt/image/upload/v1758753158/LMNT_BLOG_HEADER_HEALTH_IS_FOR_EVERYONE_rjmymw.jpg","title":"Health is for everyone","authors":[],"description":"We don’t require ideological uniformity from our team, and we don’t expect it from our customers.
","createdAt":"2025-09-18T22:39:37.462Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"0d6dd660a2484a6ab182f9fbafc0bc72","model":"author-data"}}],"referenceReviewers":[]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-ad1b0c8ec208424b99963d11ab9ae568","meta":{"previousId":"builder-7e3dee74b5684ae1975e3a56f3e79b25"},"component":{"name":"PostText","options":{"text":"The US faces both a metabolic crisis — with less than 10% of the population metabolically healthy — and an information crisis that makes addressing it harder. Basic health guidance has become caught in cultural and political crossfire.
The digital landscape today favors sensationalized content, giving rise to fear-mongering at the expense of accuracy as outrage drives engagement. Increasing fear and anxiety is compounded by confusion on what action to take or advice to follow. This is profoundly disempowering and can worsen health outcomes. It’s easy to be distracted by all the noise.
At LMNT, we stand for health through hydration. It’s a mission shared by a collection of individuals who represent diverse perspectives, backgrounds, and viewpoints. We don’t require ideological uniformity from our team, and we don’t expect it from our customers.
This diversity is a feature of our system, not a bug. The ability to disagree and still function is essential for individual and organizational resilience. LMNT serves people who disagree with each other on countless topics — yet share common ground in their pursuit of health. A keto advocate and a vegan can both benefit from proper electrolyte balance. A progressive entrepreneur and a conservative activist both need to stay hydrated. We don’t dismiss entire communities because we disagree with some of their positions. Health is for everyone.
This doesn’t mean we stand for nothing. We have clear principles that guide how LMNT meets the world. Business aligned to biology. Integrity, resilience, sovereignty — in health and in our work.
We provide information and tools, and recognize that our customers are individuals capable of making their own decisions — and that LMNT is not for everyone. There’s no one path to health, as there is no one way to navigate the world.
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","createdAt":1760827177000,"updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"22c2d9fb12dc4ceea681d4f986c87612","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"225527f3564f488abda71d51db881973","model":"author-data"}},{"author":{"@type":"@builder.io/core:Reference","id":"153e834402a041fa8f9c70802c96b204","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-7e3dee74b5684ae1975e3a56f3e79b25","component":{"name":"PostText","options":{"text":"Are you an active person? Then you’re an athlete. Does that mean you need more sodium? The short answer is most likely! How much do you need? The answer for that depends on some individual factors, including your diet, activity level, climate, and medical history. But we’ve got tools to help you figure it out.
My husband and I go to a nearby nature preserve to run regularly. We typically take different routes so we can each enjoy a little solitude in the woods and focus on our individual running goals.
The other day, our paths converged, and I found myself emerging from a side trail and trotting behind him on the main path for the last quarter mile. I slowed my pace a bit because droplets were streaming off him and flying in the breeze, almost as if he’d just stepped out of a lake. But then I looked down at my own body and realized I was also sending off a wild spray.
My point is that clearly we each lose a lot of sweat, especially while running in the furnace that is the South, and with the oodles of sweat, some electrolytes, including sodium, also get lost.
I’m well aware that I need to focus on sodium intake prior to (and sometimes during) a run and to replenish after sodium loss. I’ve landed on what works for me. But figuring out your individual sodium needs can get complicated.
That’s because sodium guidelines from health agencies tend to put out the message that salt (sodium chloride) is bad for you and that you should limit your intake. However, these guidelines are over-generalized and don’t account for the nuances of activity levels, exercise intensity or duration, climate or weather, other aspects of diet, underlying conditions, and more.
So the big question is: Do athletes need more sodium? And the answer is: You betcha!
“When sodium’s too low, your endurance, strength, and mental sharpness all take a hit — not because you didn’t drink water, but because you didn’t get enough salt to hold onto that water,” says Luis Villaseñor, founder of Ketogains and co-founder of LMNT.
In this article, we’ll define “athlete” and offer guidance on how much sodium athletes need and how to figure out your individual requirements.
I was in the hospital once and my blood pressure reading and resting heart rate were relatively low, so much so that the nurse taking my vitals asked if I was an athlete. I said, “Well, I run, like a lot.” She responded, “So, yes, you’re an athlete.”
I hadn’t thought of myself that way before, because in my head I pictured a professional out there qualifying for the Olympics or securing a spot in the elite coral at races.
“Let’s clear this up,” Villaseñor says. “You don’t need a sponsorship deal to call yourself an athlete. If you train consistently with a goal — whether that’s hitting a new squat PR, running your first 5K, or doing CrossFit three times a week — you’re an athlete.”
Okay, so I’m an athlete! But let’s talk about this in terms of activity level.
What counts as active? If you can check one or more of these boxes, you likely have sodium needs that go beyond that of the average person.
What does not count as active? Even if these less active factors apply to you, you may still benefit from electrolyte replacement, depending on your diet, underlying conditions, and more. However, these activities are unlikely to deplete your levels:
These activities don’t create enough sweat loss or elevated breathing/heart rate to meaningfully impact electrolyte balance. Keep in mind, though, that electrolyte depletion risk is less about type of activity and more about intensity, duration, and environment.
For example, let’s say you walk ~10 miles a day in New York City — climbing subway stairs, carrying bags, trudging through warm (even humid!) weather. That’s well past “light walking,” and electrolyte replacement can be beneficial if you notice signs of depletion like headaches, cramps, fatigue, or salt cravings.
Bottom line: If you finish the activity with sweat-soaked clothes, noticeable salt marks, or feeling drained — you’re in “active” territory for hydration and electrolyte needs.
Now that we’ve defined athlete — and you’re probably thinking, “Hey! That’s me!”, let’s dive into sodium needs, starting with why they matter.
“When you sweat, sodium is the dominant electrolyte you lose,” Villaseñor says. If you lose too much during exercise, your performance will nosedive. And if you don’t replenish sodium post-training session, you can also impair your recovery.
First, a brief biochemistry lesson. Our cell membranes have an embedded protein called the sodium-potassium pump that helps manage fluid balance and electrolytes.
We have a whole article on the sodium-potassium pump, but in a nutshell, the pump ejects three sodium ions in exchange for two potassium ions. Think of it as a key facilitator of your body’s electrical activity, which powers several processes.
“It's critical for skeletal muscle contraction, cardiovascular function, nervous system function, hydration, fluid balance, brain health, cognitive function, immune health, nutrient absorption, proper fuel utilization, and more,” adds LMNT Partner Andy Galpin, PhD, a professor and director of human bioenergetics, the director of the Human Performance Center at Parker University.
This helps explain why maintaining an optimal sodium level is crucial for:
Much goes into determining your sodium needs. But you can use a few rules of thumb to help you dial in yours.
Athletes tend to need more sodium, but those needs will vary based on additional factors beyond physical activity.
“Folks who eat very low amounts of processed foods and are highly active are likely too low in sodium,” Dr. Galpin says. “This is true even if you salt your food while cooking or at the table.”
For the average person, about 70% of sodium comes from manufactured and processed foods. Other estimated contributors include sodium naturally present in food (15%), salt added at home during cooking (6%), and salt added at the table (5%).
Low-carbohydrate diets also tend to increase sodium loss through urine because these diets lower insulin levels, which can then reduce how much the kidneys re-absorb sodium.
You will sweat more, and therefore lose more sodium, when you’re outdoors or in a non-air-conditioned indoor environment in a warm region.
A warm climate can also make you reach more for your water bottle. However, if you’re drinking plain water, you are diluting your sodium level and may need to increase your intake of this electrolyte.
A note on acclimatization: “You sweat more efficiently in new climates over time but lose more sodium early on,” Villaseñor says. Most people take about two weeks to acclimatize, so you may have even higher sodium needs early on.
You may notice that you sweat more as time goes by in the same conditions, but your body will learn to conserve more sodium during perspiration as you adapt.
Some underlying conditions — such as adrenal insufficiency and Addison’s disease, Bartter syndrome, cystic fibrosis, post-orthostatic tachycardia syndrome (POTS), to name a few — may boost your sodium needs. If you have an underlying condition or take medications, consult your doctor for individualized sodium recommendations.
If you are experiencing symptoms of low sodium (hyponatremia), consider them a major clue that you aren’t getting enough. Seek medical attention for severe symptoms, including:
Strategies for ensuring hydration and optimal sodium levels, especially around training are highly personal and individualized. Ultimately, there’s a good chance you may need to consume some sodium before, during, and after a workout.
I’ve included my strategies below for optimizing sodium intake with LMNT (that’s what I use), but you will need to find what works best for you based on what time of day you train, what you eat, and more.
Timing matters — but so does total intake. Be mindful of how many grams you need and how much you’re getting on active days. The goal is balance, not overload.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-e739412810644cb9ac21449769e1fe01","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1758235689/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_2_1_ynlhnq.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1758235689/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_2_1_ynlhnq.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1758235689/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_2_1_ynlhnq.webp","imageWidthTablet":"75%","imageAlt":"Optimal hydration strategies for athletes","text":"The topic of sodium comes with a hefty side of myths. So let’s bust ’em.
The truth: Sodium is crucial for your body. You need a minimum amount to even survive. And athletes may not be getting enough sodium through diet.
“Context matters!” Villaseñor says. “Excess sodium is only an issue when paired with a crap diet (ultra-processed foods) and poor metabolic health. Whole-food eating, active people almost always need more salt, not less.”
The truth: Sodium needs are highly individual. Sodium guidelines advocate for lowering sodium because the average individual may be getting too much from ultra-processed foods and experiencing negative health consequences from those foods.
However, these guidelines don’t account for the individual nature of sodium needs, including for athletes on healthy diets, and those who are active at high heat or high altitude. In these cases, you may not be getting enough sodium.
The truth: Urine color (and appearance) is a delayed and unreliable indicator of hydration status. And it does not correlate well to how much sodium you’ve lost. Likewise, many factors impact urine color, including bile pigment, like bilirubin, which come from red blood cell breakdown — not hydration status.
The truth: Research has associated excess salt intake with elevated blood pressure. However, that doesn’t tell the whole story. The key here is the word “excess.” Sodium is essential for fluid balance and cellular health. Remember that athletes and active people tend to need more sodium than sedentary individuals, especially if they aren’t consuming ultra-processed foods.
A serious risk of low sodium levels is hyponatremia, which can cause confusion, seizures, and even coma in severe cases.
Hyponatremia means the body does not have enough sodium in relation to the amount of water. It occurs when sodium levels fall below the normal range of 135 to 145 milliequivalents per liter (mEq/L).
In serious but rare cases, hyponatremia can also lead to rhabdomyolysis. This is a condition in which skeletal muscle breaks down and leaks into extracellular fluid and the bloodstream. A telltale symptom is rust-colored urine.
Additionally, your performance can plummet when your sodium level drops, because sodium plays crucial roles in nerve signaling and muscle functioning.
Yes, active people need more sodium. This is especially true if they work or work out in high-heat or high-altitude conditions, consume a low-carb or whole-foods diet, or have certain underlying conditions.
Adding salt to your food is a matter of taste. Salt added during home cooking or when eating contributes only about 11% of total sodium intake. Athletes may benefit from an extra boost of sodium and electrolytes to support physical exertion.
Salt cravings are highly individual, but you might crave more salt as an athlete, especially if your sodium levels are on the lower end.
How much salt you need is highly individual and based on various factors. You can estimate your sodium needs based on various factors using LMNT’s Sodium Intake Calculator as a general guide.
Sodium is crucial for everyone to survive. Athletes often need more sodium than sedentary individuals because of sodium losses through sweat and other factors.
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Many folks don’t understand: You can’t stay properly hydrated — you can’t feel and function as well as possible — if you guzzle plain fluids while shirking salt. That's why sipping electrolyte water throughout the day is the main hydration strategy we’ll talk about today.","createdAt":"2025-09-16T20:48:20.709Z","updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"9d3c253132964557b660510aa0d7f504","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-b401d555b7c04fd0af054a19c2b0a46f","component":{"name":"PostText","options":{"text":"
We have access to more information than ever — why do we seem to be just as confused as ever about what is to be trusted? And where does accountability lie?
Trust is foundational to health. However, the media landscape today is extremely noisy, conflicting, and even downright chaotic. Memes are a biological response to help sift through noise — but without accountability, the most outrageous content wins, not the most accurate. How do brands and consumers, committed to health, best navigate this time?
Much like processed foods are engineered to hijack our taste buds and keep us coming back for more, the media landscape today is designed to capture our attention (often through divisiveness and fear), creating a powerfully pro-inflammatory environment.
Anyone in the world can write anything they want about any subject, so you know you are getting the best possible information. - Michael Scott
The amount of conflicting information online creates what is neurologically referred to as “noise.” Confusing signals, or noise, creates uncertainty, which inhibits the brain’s ability to communicate accurately with the rest of the body. 1
Human biology is designed to optimize and make efficient information — from memories and pattern recognition to motor functioning. The current rise of digital memes can be seen as a neurological adaptation to the overwhelmingly noisy environment we find ourselves in.
Most folks are familiar with graphic memes — a photo with a caption slapped on that you reshare with friends. Memes have been circulating well before the social media era, though.
“Meme” comes from the Greek “mimeme,” which means “imitated thing.” Philosopher René Girard introduced mimetic theory in the 1960s, observing that human desire is largely shaped by imitating the desire of others — his career went on to expand on how that created conformity and competition for resources, power, and ultimately even violence. The biologist Richard Dawkins coined the term “meme” in his 1976 book The Selfish Gene, where he likened cultural evolution to that of genes, suggesting that ideas can spread from person to person analogous to genetic transmission.
TikTok made its business off memes, shifting the social media premise from “seeing what my friends post” to “showing me what’s trending.” Every platform has followed suit (Facebook, Instagram, YouTube thumbnails, Twitter, etc.). Meaning we’re seeing more memes in our media — catchy, click-bait content — than ever.
Alarmist, inflammatory, or even just inaccurate content gets some of the strongest engagement — our biology is hard-wired to pay attention to fear. The engagement tells the platform to show it to more people. Twitter attempts to mitigate misinformation with “Community Notes,” and maybe AI will have some solutions for us soon, but right now, digital media is highly inflammatory.
In 2024, Jeff Bezos tweeted, “Now lies can get ALL the way around the world before the truth can get its pants on” about the falsely reported $600 million cost of his wedding. When someone is criticizing the cost of a wedding, the stakes are one thing when someone is terrorizing your health, that’s another.
Many health-related accounts hold themselves up as credible “influencers” or consumer watchdogs, without a basic working knowledge of how to read a lab test result or make conversions in the metric system. It’s my view that these accounts are terrorizing people and meaningfully causing harm to society (and, at times, good businesses). Within the digital context of “the most terrifying meme wins,” strong runway is given to the parasitic activity of this type of media.
Have you heard of the Ames Test? How about headlines like “a cup of coffee contains 0.45 mg of carcinogens”? Odds are, you’ve only heard the latter. Here’s how this connects: The Ames Test, developed by Dr. Bruce Ames2, was a simple, effective way to identify carcinogens. His research indicates that consuming these substances triggers a hormetic stress3 response that forces cells and organisms to adapt, making them stronger in the long run (resilience!). Further, his “Triage Theory”4 found that adequate nutrient intake is protective against a host of degenerative diseases, including cancer. All this remarkably changed our understanding of carcinogens.
Yet within months of releasing the test, the data was being taken out of context by the media to scare people and garner engagement — leading to those “coffee is carcinogenic\" headlines. Dr. Ames spent much of the late part of his career devoted to helping people contextualize and understand that they need not worry about the carcinogens found in their food.
The Ames Test was developed in 1973. You don’t need me to tell you how much faster misinformation spreads (and warps) in today’s meme-driven, media landscape.
With each new wave of technological advancement of media, society has gone through similar cycles. When the printing press was made so efficient that one person could operate it, pamphlet distribution soared – along with misinformation and gossip. This gave way to what became journalistic principles of verification. As radio broadcast its airways, similar alarmist and inaccurate media spread, leading to the Communications Act of 1934 signed by Franklin D Roosevelt and ultimately the FCC. It established electronic broadcasting as a public good and even limited the ability for foreign entities to own more than 20% of a broadcast network. Various supreme court cases reinforced the difference between the right to free speech vs the right to distribution of speech — such as Roth v. United States, 354 U.S. 476 (1957), which limits the distribution of obscene content.
Today, we are in another such time of media chaos, digitally. The recent censorship by government and tech on social media clearly isn’t the answer — however, we DO need forms of accountability on the social media airwaves.
Let’s connect this now to consumer goods. You need to know who makes your products and what’s in them — and hold individuals and businesses accountable. This premise was the foundation of trademark law, which largely came into form during the late 1800’s and early 1900’s with the rise of the then called “patent medicines.” These were drinks marketed for all sorts of health cures - the most well-known come from this era is Coca-Cola. Early patent medicines and their knock-offs would have dubious production practices and include all sorts of wild non-disclosed ingredients. The accountability around brand marks fortified much of the trademark system we still use today. Coca Cola even published their own 700+ page case law book and would send it to law firms to educate them.
Accountability is key for a healthy society — and applies both for brands and for digital voices - especially those holding themselves out as an authority. The keyboard warrior that parrots misinformation often does more harm to collective health by spreading anxiety than the imagined “good” of raising the alarm.
So how do we navigate a digital environment that holds little accountability and prioritizes sensationalized, memed content? How can we collectively work to provide calm and confidence in our trusted health sources and brands?
This is one of the challenges of our times. I don’t claim to have an answer, but I’ll share what we’re orienting around at LMNT.
The foundation of our brand’s content is science-backed long-form; our focus started here, and it remains here. Long-form meets the type of customer that will read a blog or listen to a credible podcast — rather than jump from TikTok health news bite to news bite. It’s for the folks who commit their time to wrapping their arms around a topic.
It’s no coincidence that our objective statement is to “amplify a committed community of health seekers on a no B.S. rebellion to restore health through hydration.”
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A brand mark (trademark law) is important for a reason. LMNT’s value as a brand is predicated on the integrity of trust and consistency we establish with our customer. We’ve started to see a growth in parasitic activity around our hard-earned brand marks — fake websites, attempts to extort us by registering our marks in other countries and having us purchase them, as well as trading on our trademarks with false claims for their own marketing. With this rise in parasitic activity, we’ve started to increase our rigor behind defending our brand mark and reputation. Building a reputation for enforcement also gives leverage for future situations.
Trust is foundational to health. Trust in food quality, ingredient sourcing, and in the brands that
feed myself and my family. At LMNT we’ve planted our feet firmly in a stance for health — and
standing for anything, well, takes work. We don’t need everyone to use (or even like) LMNT —
but we sure as hell are going to stand for, and protect the integrity of, our product and brand. We’re better for it and so is our society.
As a brand, this is a call to do some of our most rigorous work yet. I challenge you to do the work as well. As a consumer, do the research. Go to the source material before being quick to press a button and parrot an inflammatory post. For those with an influential platform: Resist the urge to promote inflammation by adding to the latest viral conflict.
For fellow health brands, we have a ton of work to do to move our space forward without tearing each other down in the process. We also have a duty to bring rigor to how we approach and calm our customers, rather than jumping at the “customer acquisition opportunity” bandwagon from fear. We’re working to improve our collective health — so let’s actually do it.
It’s rigorous work. It’s hard at times. Our health deserves it.
James
1 Referencing Peter Sterling and Simon Laughlin’s Principles of Neural Design: “Noise destroys information by introducing uncertainty.”
2 Wikipedia, \"Bruce Ames\" (2025)
3 Cheng et al., \"Mitohormesis,\" Cell Metabolism (2023)
4 Ames, \"Low micronutrient intake,\" PNAS (2006)
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","createdAt":1760655624000,"updatedAt":"","referenceAuthors":[{"author":{"@type":"@builder.io/core:Reference","id":"37da242b6b42498499ee96eab12f2082","model":"author-data"}}],"referenceReviewers":[{"author":{"@type":"@builder.io/core:Reference","id":"1fba0c151b9844f6afafc1131811bca7","model":"author-data"}},{"author":{"@type":"@builder.io/core:Reference","id":"bc3b1c54d59448d58c3277caefb17c44","model":"author-data"}}]},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-6ff3875f42e940f48aac9dde87d37292","component":{"name":"PostText","options":{"text":"Ever heard that salt leaches calcium from bones? In reality, it’s way more nuanced than that. For active, well-nourished individuals, sodium isn’t the enemy of bone health — it actually plays a crucial role in maintaining it. Sodium helps regulate key hormones that control calcium balance and bone remodeling. It also supports kidney function and mineral retention. Let’s unpack the science so you can hydrate (and salt your food) with confidence.
Bone health is a growing priority — not just for menopausal women and older adults, but for anyone thinking about longevity. Athletes, low-carb eaters, and wellness-minded folks are increasingly tuned into how lifestyle and diet can shape long-term skeletal strength.
At the same time, many are also increasing their sodium intake to support hydration, performance, or low-carb needs and wondering: Does salt weaken my bones?
It’s a fair question. For decades, public health messaging warned us that sodium causes calcium loss, which could increase fracture risk and contribute to osteoporosis. But like many nutrition narratives, that one got boiled down to an oversimplified headline.
Here’s what the current science actually says, and what it means for your bones.
To understand how sodium affects bone health, we have to start with the kidneys, your body’s mineral gatekeepers.
These vital organs don’t just filter waste; they regulate how much of key minerals like sodium and calcium your body retains or excretes. And that’s where the salt-and-bone story begins.
Sodium is an electrolyte that helps regulate fluid balance, nerve function, and muscle contraction.
Calcium, meanwhile, is a key structural mineral that keeps bones and teeth strong, while also supporting muscle and nerve activity.
Both minerals are essential, and your kidneys help control how much of each stays in your body or gets flushed out.
Older studies observed that when people ate more sodium, they also lost more calcium through their urine. This led researchers to speculate whether a high-salt diet might cause the body to pull calcium from the bones, potentially weakening them over time.
Here are two key examples:
But that’s not the whole story.
“Those studies didn’t consider the whole picture,” says Mindy Pelz, DC, a women’s health and fasting coach, and LMNT Partner. “They missed key cofactors like magnesium, potassium, and even overall protein intake, all of which affect how your body builds and maintains bone. And they didn’t look at what happens on the other end when you go too low in sodium.”
In fact, newer studies show that extreme sodium restriction actually triggers calcium dumping and hormone imbalances that harm bone health even more (more on that research in a moment), according to Dr. Pelz.
Ultimately, balance is key. “It’s not about cutting sodium out, it's about hitting the right level for your body to function optimally and protect your bone density as you age,” says Dr. Pelz.
In other words, sodium isn’t inherently bad for your bones, and cutting back too much can actually backfire. What matters most is your holistic nutrient intake. Other factors, like regular strength training and impact sports (like jogging), can also help prevent loss of bone density, regardless of the cause.
Short answer: No, sodium does not leach calcium from your bones. This is one of the most common concerns about salt and bone health, and it's based on a kernel of truth that’s often misunderstood.
Remember, the idea that sodium leaches calcium from bones comes from older studies that suggested a link between high sodium intake and increased calcium excretion in urine.
But just because more calcium shows up in your urine doesn’t automatically mean you’re losing bone mass.
Instead, “when you’re too low in sodium, your kidneys kick into overdrive trying to conserve it, often at the expense of calcium,” says Dr. Pelz. “That means more calcium gets flushed out in your urine, which can eventually pull calcium from your bones.”
So while low sodium levels can indirectly lead to calcium loss, the idea that eating salt directly causes bone loss is a myth.
Sodium often gets a bad rap, but when it comes to bone health, too little can quietly do more harm than good. That’s because sodium plays a key role in maintaining your body’s mineral balance and regulating the hormones that control how calcium is used and stored.
Here’s how it works.
Your body tightly regulates sodium levels to keep critical systems running. So when sodium levels dip too low, your kidneys compensate by retaining sodium. But there’s a catch: To do that, they may excrete more calcium.
“If you're eating a very low-sodium diet thinking it’s good for your health, you may actually be weakening your bones without realizing it,” says Dr. Pelz.
The calcium lost through urine doesn’t always get replaced right away, especially if your diet is also low in calcium. That’s when your body calls in hormonal reinforcements.
Your body relies on hormones — chemical messengers — to manage mineral levels behind the scenes. When sodium drops and calcium follows, one key player is activated: the parathyroid hormone (PTH).
“When sodium levels drop too low, you set off a domino effect,” says Pelz. “Your kidneys start spilling calcium. That drop in calcium triggers your parathyroid glands to release parathyroid hormone to bring blood calcium back up. But guess where it gets that calcium? Your bones.”
Parathyroid hormone (PTH) is one of your body’s main regulators of calcium. When blood calcium dips too low, it helps increase blood calcium by enhancing absorption from the gut, promoting bone resorption, and reducing urinary calcium excretion — though this can come at the expense of bone mineral stores.
TL:DR: Cutting too much sodium from your diet can spark a hormone response (with PTH) that pulls calcium straight from your bones.
Adequate sodium intake may help reduce compensatory elevations in PTH by supporting calcium retention. “When you get enough sodium,” says Dr. Pelz, “your kidneys retain calcium more efficiently, which reduces the need for PTH to step in and start pulling calcium from your bones.”
But what counts as too little sodium? That’s where things get murky and often misunderstood. While the FDA sets 1,500 mg/day as the adequate intake (AI) for sodium, this is often misinterpreted as optimal. In reality, that’s a bare minimum — and for many people, especially those on whole-food or low-carb diets, it may be too low to support healthy blood volume, nerve signaling, and performance.
Go too low, and the body pushes back: fatigue, dizziness, and even compensatory mechanisms like increased heart rate and blood pressure can kick in to preserve sodium balance.
And in extreme cases, critically low sodium can be fatal. That’s why standard IV saline contains 9,000 mg of sodium per liter — a concentration administered safely in hospitals millions of times per day. We’re not suggesting everyone needs that much, but it’s a powerful reminder that sodium itself isn’t inherently harmful. Context matters.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box","marginBottom":"-3px","paddingBottom":"0px"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-4423e8e858b24fda841438c4fab94f73","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":false,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720138/LMNT-BLOG-Sodium_Bone_Health_Graphic_1_1_fe3suo.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720138/LMNT-BLOG-Sodium_Bone_Health_Graphic_1_1_fe3suo.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720138/LMNT-BLOG-Sodium_Bone_Health_Graphic_1_1_fe3suo.webp","imageWidthTablet":"75%","imageAlt":"What happens when sodium is too low? Kidneys try to conserve sodium. Calcium gets excreted. Blood calcium levels drop. PTH (Parathyroid Hormone) is released.","text":"While sodium influences certain hormones like PTH and aldosterone, it’s not the only factor at play.
According to Amie Hornaman, DCN, a doctor of clinical nutrition and LMNT Partner, bone health is regulated by a complex network of hormones, including:
So instead of overindexing on sodium intake, make sure you’re paying attention to the broader picture of hormones that govern your mineral balance.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-9f61612f53b14c15aba82ebd1dea4184","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Is_Sodium_Good_or_Bad_For_you_Graphic_2_1_febdol.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Is_Sodium_Good_or_Bad_For_you_Graphic_2_1_febdol.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Is_Sodium_Good_or_Bad_For_you_Graphic_2_1_febdol.webp","imageWidthTablet":"75%","imageAlt":"The main fuctions of sodium in your body.","text":"While older studies raised concerns about salt increasing calcium loss, newer research tells a more complete — and often more reassuring — story.
So why does today’s research paint a different picture? Many early sodium studies were observational, meaning they spotted patterns, not direct causes. And they didn’t always account for other important bone-health factors, like magnesium, potassium, protein intake, or physical activity, says Dr. Pelz. Observational studies can reveal associations but can’t prove that sodium intake directly causes bone loss, since many confounding variables — like hydration status, diet quality, or physical activity — may not have been controlled.
That’s why more recent, better-controlled studies carry more weight in today’s recommendations.
"},"isRSC":null},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-0639edadd7f149aa9cbd8f6e17796272","component":{"name":"PostImageAndText","options":{"imageAlignment":"center","imageTopPadding":true,"imageBottomPadding":true,"desktopImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_1_xq5hs8.webp","imageWidthDesktop":"75%","mobileImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_1_xq5hs8.webp","imageWidthMobile":"100%","tabletImage":"https://res.cloudinary.com/drinklmnt/image/upload/v1757720672/LMNT-BLOG-Sodium_Bone_Health_Graphic_2_1_xq5hs8.webp","imageWidthTablet":"75%","imageAlt":"4 myths versus facts about salt and bone health","text":"While sodium often gets the blame, many other factors have a stronger and more direct impact on bone loss.
According to research, these factors play a major role in osteoporosis risk:
When it comes to protecting your bones, it’s not just about what you include in your diet — it’s also about what to limit. Certain foods and lifestyle habits can interfere with mineral balance, hormone regulation, or bone remodeling. Here are some of the biggest culprits:
Supporting your bones isn’t about cutting salt. It’s about building a strong foundation with the right nutrients and habits. Here’s how to do it:
It can, but it’s nuanced. While high sodium can increase calcium loss in urine, that doesn’t automatically lead to weaker bones, especially if your diet includes enough calcium and other key nutrients. On the flip side, too little sodium can disrupt hormone function and trigger calcium loss from bones.
There’s no instant fix, but dialing in a few key habits can support the process:
While it doesn’t directly rebuild bone, getting enough sodium helps your body retain calcium and regulate the hormones that drive bone maintenance and repair. Bone healing depends more directly on calcium, vitamin D, protein intake, and overall metabolic health — but sodium helps maintain the hormonal environment necessary for that process.
Very low sodium levels can contribute to bone loss by disrupting hormone regulation — particularly PTH and aldosterone — which control calcium retention. When sodium is too low, the body may excrete more calcium in the urine and pull calcium from bones to maintain blood levels. Over time, this can weaken bone structure, especially if calcium intake is also low.
Sodium helps regulate the hormones that control calcium balance and bone remodeling, like PTH and aldosterone. It also supports kidney function and mineral retention. While sodium isn’t a structural part of bone like calcium, it plays an essential behind-the-scenes role in keeping your bones strong and your mineral system in balance.
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Proper fluid and electrolyte balance helps boost endurance, strength, and recovery.","blocks":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-2f27a352696e4b309f23c17c18d2cc1e","component":{"name":"Layout","options":{},"isRSC":null},"children":[{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-3c13b33ea54b45cda15e8d9319cac16b","component":{"name":"Symbol","options":{"symbol":{"data":{},"model":"symbol","entry":"2c4eea7df1ca499f8eb158b44b0f7d76","ownerId":"9c03b50b10da46b088d2dd4aedb8cd93"}},"isRSC":true},"responsiveStyles":{"large":{"display":"flex","flexDirection":"column","position":"relative","flexShrink":"0","boxSizing":"border-box"}}},{"@type":"@builder.io/sdk:Element","@version":2,"id":"builder-6eb98c4964f84787bc1e91d3369f2545","component":{"name":"PostDetails","options":{"featured":false,"popular":false,"hidden":false,"categories":"electrolytes","image":"https://res.cloudinary.com/drinklmnt/image/upload/v1755546155/LMNT_BLOG_HEADER_HYDRATION_AND_ATHLETIC_PERFORMANCE_THE_SECRET_TO_SUCCESS_dgprrp.webp","title":"Hydration’s role in performance — from endurance to power and more","authors":[],"content":"If you're training hard but feeling sluggish, cramping up, or taking forever to recover, hydration might be the missing link. And no, chugging plain water isn’t always enough. Getting the right balance of fluids AND electrolytes can be a game-changer for performance, stamina, and recovery.
Hydration and athletic performance go way beyond just sipping water when you're thirsty. Getting the right mix of fluids and electrolytes is one of the most powerful ways to support endurance, strength, and recovery — but it’s often overlooked.
Most people know they need to \"drink enough water\" to stay hydrated. But few understand what hydration actually means at a cellular level, or how it affects the nervous system, muscles, joints, and even the brain during a workout.
“It’s about getting the right balance of water and electrolytes for your individual physiology, training demands, and lifestyle,” says Luis Villaseñor, MS, a sports dietitian, personal trainer, and LMNT co-founder. “Whether you’re an elite athlete or weekend warrior, dial in your electrolytes and you’ll feel the difference.”
Let’s unpack what hydration really does for the body during training and why it’s essential for athletic performance, not just a nice-to-have.
Hydration is the balance of fluids and electrolytes inside the body. It’s not just about drinking enough water — it’s about keeping the right ratio of water to essential electrolytes like sodium, potassium, and magnesium.
\"Think of fluid balance like the Wi-Fi connection for your muscles,\" says Mike Israetel, PhD, a sports physiologist, co-founder of Renaissance Periodization, and LMNT Partner. \"When everything’s flowing smoothly, your muscles communicate efficiently, your heart pumps easily, and your body temperature stays in check.\"
But dehydration can lead to muscle weakness, cramping, and slower reaction times, all of which can decrease your physical performance, he says.
Water alone isn’t enough to keep you well-hydrated, though, says Villaseñor. Electrolytes — particularly sodium, potassium, and magnesium — are also key for keeping body fluids in balance. They help fuel other key bodily functions, too, like heart rate and muscular contractions.
Proper hydration is about more than quenching thirst. It's about priming the body for peak output, says Dr. Israetel. Here are the benefits of hydration for performance:
Dehydration isn’t just uncomfortable. It can be dangerous. \"Dehydration is the athletic equivalent of forgetting to charge your phone before a long day out,\" Dr. Israetel says. \"Sluggishness, cramps, and reduced endurance are the early warning signs. Push it too far and you’re risking dizziness, overheating, and impaired cognitive function,\" — which can lead to poor decision making.
That’s why pre-hydration — starting your day or workout already well-hydrated — is key. Think of it as running on a full tank rather than only fueling when the tank is empty (more on that in a moment).
If you notice these symptoms, it’s time to rehydrate with fluids that contain electrolytes, he says. Otherwise, you run the risk of affecting athletic performance in a number of ways, including:
When you drink electrolytes matters:
Total intake matters, too. Make sure you’re getting enough sodium, especially on active days. (Need help figuring that out? Try our new Sodium Intake Calculator.) The goal is to strike the right balance — not overdo it.
So what does smart timing actually look like? Let’s break it down.
Before you start a workout, Dr. Israetel says it’s a good idea to “preload” electrolyte fluids by drinking about 17 to 20 ounces (oz) — that’s 500 to 600 milliliters (mL) — around two or three hours ahead of time. Think of it as giving the body a strong head start with water and electrolytes.
For early morning workouts, when you don’t have that much lead time, aim to drink water 10 to 20 minutes before your workout and for an added boost, 7 to 10 ounces (about 200 to 300 milliliters) of electrolyte fluids throughout your workout to stay properly hydrated.
If your workouts are under an hour or don’t involve excessive sweating, Dr. Israetel recommends drinking 7 to 10 oz (200 to 300 mL) of fluid every 15 to 20 minutes.
But if you’re sweating heavily — especially during prolonged workouts or in hot, humid conditions — plain water may not be enough to keep energy steady and the muscles working smoothly.
In those cases, it’s important to include electrolytes like sodium, potassium, and magnesium. These help replace what you lose through sweat and keep the muscles and nerves firing right. Some experts recommend tailoring your electrolyte intake to your body size and sweat rate. In general, though, Villaseñor recommends drinking 1 to 1.3 oz of fluid per 2.2 pounds of body weight per day.
After exercise, the goal is to rehydrate and recover. Dr. Israetel recommends drinking at least 16 oz (500 mL) of electrolyte fluids in the first 30 minutes after you finish. That helps replace what you lost and jump-starts recovery.
How you hydrate also depends on the workout, according to Dr. Israetel:
For both, though, “having good hydration before you begin activity is critical, as making up lost ground during activity itself is very tough,” says Dr. Israetel.
Good hydration also works best alongside solid nutrition to keep electrolyte levels balanced around the clock. Sodium, potassium, and magnesium are found in a wide variety of whole foods, including:
Not all sports hydration drinks are created equal. To support real performance, a hydration drink should deliver targeted electrolytes to replenish what you lose through sweat without unnecessary added sugars. Here's what to look for:
You can also explore powders as a more convenient, on-the-go option for replenishing electrolytes. LMNT delivers a science-backed formulation designed for performance hydration, full of everything you need and nothing you don’t, including:
There are a few persistent myths about hydration that can trip up even experienced athletes. Here are the most common, plus what the science actually says.
One common belief is that thirst is a reliable signal for when to drink electrolytes. But research suggests that thirst is actually a lagging indicator — meaning by the time you feel thirsty, your body has already lost some fluids. Even mild dehydration (as little as 1–2% of your body weight in water) can cause:
Fact: Feeling thirsty doesn’t mean you’re dangerously dehydrated. It’s your body’s natural early warning system to prompt you to drink before serious issues arise. So, don’t ignore thirst. It means your body needs water. But also don’t wait for thirst as your only cue, especially if you’re active, in hotter temperatures, at a high elevation, or prone to forgetting to hydrate.
Instead, stay ahead of it by hydrating consistently throughout the day, drinking fluids before, during, and after workouts, and paying attention to signs of dehydration, like dark urine or fatigue.
It’s a common misconception that professional athletes are the only ones who need to refuel with electrolyte fluids.
Fact: In reality, anyone who does intense or prolonged activity (or sweats excessively due to extra factors like heat) can benefit from replacing lost electrolytes, not just elite competitors, says Villaseñor.
Other lifestyle factors, like sauna use, excessive coffee or alcohol intake, fasting, and low-carb diets, can all deplete your electrolytes and are cause for refueling, he adds.
Many people assume a glass of water is enough to start the day or that electrolytes are only necessary after a workout.
Fact: Your body can wake up dehydrated. You lose fluids and electrolytes overnight through sweat, urine, breathing, or by avoiding water before bed to prevent nighttime bathroom trips.
Rehydrating with both water and sodium in the morning helps restore fluid balance and support brain function. Without enough sodium, symptoms like fatigue, headaches, and muscle cramps are more likely — especially if you overhydrate with plain water.
Finally, there’s the idea that you can never drink too much water.
Fact: Overhydrating without replenishing sodium can dilute blood sodium levels and lead to hyponatremia. This is a potentially dangerous condition that causes symptoms like nausea, headache, confusion, and in severe cases, seizures.
“Hyperhydration is hydration’s overzealous cousin,” says Dr. Israetel. “If you're peeing clear and plenty in the hours leading up to training, no extra hydration attempts are needed or wise at that point. Get hydrated first, then coast on refilling versus overfilling.”
Staying properly hydrated isn’t about chugging water randomly throughout the day — it’s about being intentional. With the right strategies, you can keep fluid and electrolyte levels dialed in to support energy, performance, and recovery.
Here are some smart, science-backed ways to make hydration part of a training routine:
Hydration helps the cardiovascular system function efficiently, allowing the heart to pump blood and oxygen to the muscles with less strain. It also helps regulate body temperature, preventing overheating during intense workouts. Staying hydrated supports mental sharpness by maintaining focus and reaction time, and it keeps muscles functioning properly to avoid cramps and fatigue, all of which are essential for performance.
There’s no one-size-fits-all recommendation for how much to drink per day, as everyone’s hydration needs are different. In general, though, Villaseñor recommends drinking 1-1.3 oz per 2.2 pounds of body weight per day. And when it comes to physical activity, Dr. Israetel recommends drinking 17 to 20 oz (500 to 600 mL) of fluids about two to three hours before a workout. If you work out in the early morning and don’t have hours to spare, drink 7 to 10 oz (200 to 300 mL) of water 10 to 20 minutes beforehand.
During exercise, sip 7 to 10 oz (200–300 mL) every 15 to 20 minutes, adding electrolytes for long or hot sessions.
Afterward, rehydrate with at least 16 oz (500 mL) within 30 minutes to aid recovery.
Sodium takes the crown, says Villaseñor, especially for athletes who sweat a lot or do endurance sports. It helps the body retain fluids and prevents muscle cramps. And together, sodium, potassium, and magnesium support muscle contraction, nerve signaling, and recovery — making them crucial for performance and hydration.
Even mild dehydration can lead to sluggishness, cramps, and reduced endurance, says Dr. Israetel. For instance, research has found that mild dehydration is linked to increased fatigue, physiological strain. If you continue without rehydrating, you also risk dizziness, an increase in body temperature, and impaired cognition. Altogether, this can put you at risk for decreased performance and injury.
Drinking too much water without enough electrolytes can dilute sodium in the blood, disrupting the delicate balance the body needs to function. Hyperhydration — and resulting sodium deficiency — can impair brain function and muscle performance, leading to symptoms like nausea, dizziness, and confusion. In severe cases, it can cause hyponatremia, a dangerous condition that requires immediate medical attention.
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