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Your Nervous System Has a Protocol. Here's Ours.

Sun, 19 Apr 2026 23:28:17 GMT

Why rest and recovery are two very different things.

Most people think of recovery as rest — a passive absence of effort. The neuroscience points to something more precise.

The autonomic nervous system operates in two states. The sympathetic nervous system governs the stress response: elevated heart rate, heightened alertness, rapid breathing, cortisol release. It is designed to activate under threat and subside when the threat passes. The parasympathetic nervous system governs the opposite state: slowed heart rate, reduced cortisol, tissue repair, deep sleep.

The problem in 2026 is not that people experience stress. It is that the stimulus is unrelenting — and most people have no reliable mechanism for shifting back to parasympathetic dominance. Work pressure, screen exposure, poor sleep, and the constant availability of digital demand create a feedback loop that keeps the sympathetic system chronically elevated. The body never receives the clear signal that the threat has passed.

The consequence is predictable. Poor sleep quality. Impaired focus. Mood instability. Reduced stress tolerance. Slower physical recovery. The underlying issue is not burnout in an abstract sense — it is a nervous system that has lost its rhythm between effort and repair.

What the research shows

A 2024 systematic review and meta-analysis, published on ScienceDirect, examined the effect of cold water immersion on autonomic nervous system function. The findings documented enhanced parasympathetic activity and reduced sympathetic nervous system activity following immersion — a measurable shift in the direction of recovery. A separate 2025 PubMed systematic review confirmed positive acute effects on parasympathetic reactivation via heart rate variability measures.

This is not a subjective "feeling of calm." It is a documented, measurable autonomic shift.

The sauna produces complementary effects through a different pathway. Finnish research has consistently associated regular sauna use with increased heart rate variability during post-sauna cooling — the signature of parasympathetic dominance — and a cortisol reduction of 10 to 40% with sustained use across two to four weeks. The mechanism is hormetic: controlled thermal stress followed by recovery produces adaptation, and the adaptation is measurable in the nervous system's baseline tone.

Dr. Andrew Huberman's documentation of the cold exposure literature identifies the neurochemical dimension: cold water immersion at approximately 14°C triggers a norepinephrine increase of up to 530% and a sustained dopamine elevation of approximately 250%, persisting for two to four hours after the session ends. These are not brief spikes. They represent a sustained neurochemical state that supports focus, mood regulation, and stress resilience in the hours that follow.

Why sequencing is the protocol

The combination of modalities, in the correct order, produces an effect greater than any single element. Red light therapy activates cellular energy production at the mitochondrial level — priming the cells before thermal stress is applied. The sauna applies hormetic heat stress, activates heat shock proteins, and elevates core body temperature. The cold plunge triggers the autonomic shift, the neurochemical surge, and — crucially — forces the body to rewarm itself through thermogenesis when no external heat is provided afterward.

Natural rewarming is not an afterthought. It is the mechanism that completes the parasympathetic shift. The temperature drop after the cold plunge signals the thermoregulatory system in a way that also signals the brain to begin transitioning toward a recovery state.

At Recovery Lounge, every Nervous System Reset session is guided and follows a meaningful timed sequence.

Red light -> Sauna -> Cold plunge -> Natural rewarming -> Breathwork

This is not a preference — it is the order the research supports.

The practical application

A guided contrast therapy session is a deliberate, structured intervention for the autonomic nervous system. It applies sufficient thermal and cold stimulus to produce a measurable shift in nervous system state — and it does so within a single session.

Research on baseline adaptation suggests that consistent use over two to four weeks at three to four sessions per week produces lasting changes to autonomic tone. The nervous system, like any system under controlled stress, adapts. The threshold shifts. The recovery state becomes easier to access.

This is what Recovery Lounge is built for. Not aesthetic wellness. Not passive relaxation. A guided protocol for deliberately shifting your nervous system out of overdrive - and training it to recover there.

Bookings are required for our Sauna & Cold Plunge sessions. Our Red Light Therapy panel can be utilised as an add-on prior to your Sauna & Cold Plunge session for just $15 (no bookings required - if it's available, we recommend you use it every time). Talk to us prior to your next session if you would like to try our Nervous System Reset protocol.

Heat Shock Proteins: What Happens Inside Your Body When You Stay in Long Enough

Mon, 13 Apr 2026 02:15:22 GMT

Why timing matters for the physiological effects

Most people underestimate the sauna. They treat it as a warmup, a cool-down, or a comfortable place to sit between activities. The cellular biology tells a very different story — and it begins with what happens to your proteins under heat.

What heat shock proteins are

Heat shock proteins — HSPs — are a class of molecular chaperones produced by cells in response to stress. Their primary function is protein quality control. Under normal conditions, proteins fold into specific shapes that determine their function. Physical or thermal stress can cause proteins to misfold or aggregate — a cellular problem that impairs function and can contribute to disease over time. HSPs respond by identifying damaged proteins, assisting in their refolding, and in some cases marking irreparably damaged proteins for degradation.

This is not a marginal process. HSPs are one of the most highly conserved stress-response mechanisms across virtually all living organisms — evidence of how fundamental protein integrity is to survival.

The thermal threshold

Dr. Rhonda Patrick is a biomedical scientist whose work focuses on mitochondrial function, stress response pathways, and their implications for longevity and performance. Her research and synthesis of the heat shock literature has brought HSPs into wider public awareness in the recovery and wellness space.

Her work identifies a clear threshold: meaningfully elevated core body temperature, sustained over time, is the stimulus required to trigger significant HSP induction. In the context of sauna use, the relevant parameters are consistent with traditional Finnish sauna conditions — temperatures of 80–100°C, with session duration of approximately 15-20 minutes. This is not about pushing to discomfort for its own sake. It is about applying a sufficient thermal stimulus to activate the body's protective response.

Below the threshold, the cellular stress response is minimal. Above it, the body responds with a cascade of cellular maintenance activity that extends well beyond the session itself.

What HSPs do for recovery and resilience

The implications of regular HSP activation are specific. Patrick has documented research suggesting that repeated thermal stress — and the HSP response it triggers — may contribute to preservation of muscle mass, particularly in ageing populations. HSPs appear to play a role in protecting muscle protein integrity during periods of reduced activity or physical stress. This is relevant not just for athletes managing training loads, but for anyone using sauna as a longevity and maintenance practice.

There is also evidence connecting HSP induction to improved insulin sensitivity and metabolic health — mechanisms that overlap with the broader cardiovascular and cardiometabolic benefits associated with regular sauna use documented in Finnish cohort research.

At Recovery Lounge

Guided sauna sessions at Recovery Lounge run at 90°C — the temperature range the research identifies as physiologically meaningful. Sessions are structured to support clients through the full thermal stimulus, not to rush them out. This matters because the cellular stress response requires sustained exposure at the right temperature — it is not triggered by a brief, low-temperature sit.

The sequencing matters here too. Red light therapy precedes the sauna. Photobiomodulation at the mitochondrial level prepares the cells for thermal stress — the two modalities operate through complementary mechanisms. The cold plunge follows. Natural rewarming closes the session, preserving the thermogenic and neurochemical response that the contrast triggers.

The sauna is not the gap between red light and the cold plunge. It is the mechanism.

The practical takeaway

Duration at the correct temperature is what separates a productive sauna session from sitting in a warm room. The 15-20 minute threshold at 80–100°C is the stimulus that activates the cellular maintenance response Dr. Rhonda Patrick's research describes. That is the standard a guided session at Recovery Lounge is built around — and it is the standard worth understanding before you next step inside.

You're Training Four Days a Week - Is Your Recovery Consistent Too?

Mon, 23 Mar 2026 08:36:00 GMT

Are you tracking your recovery?

Most athletes think about training volume. Sets, reps, kilometres, sessions per week. They track load. They track output.

Very few track recovery with the same rigour.

The problem with that is straightforward. Adaptation doesn’t happen during training. It happens afterward, during recovery, when the body repairs the damage the session caused and rebuilds stronger. If recovery is incomplete, adaptation is incomplete. You absorb some of the work. Not all of it.

For most people who train seriously, soreness is the visible symptom of that gap. But the real cost isn’t the discomfort — it’s what soreness does to the next session. You modify. You compensate. You carry fatigue forward. Over weeks, that compounds into a meaningful difference between the athlete you are and the athlete your training load should be producing.

What the research shows

A 2024 systematic review and meta-analysis published in the Journal of Biology of Sport reviewed 17 studies across 319 athletes specifically examining the effects of intermittent pneumatic compression on post-exercise recovery.

The finding that held consistently across the evidence: compression boots produce a meaningful reduction in perceived muscle soreness after training. The researchers described the effect on soreness as ranging from trivial to moderate, with soreness relief being the most consistent and reliable outcome across all studies reviewed.

That’s not a dramatic claim. It isn’t promising performance improvements or structural changes from a single session. What it is saying is that you feel less sore. And for athletes who train on consecutive days or multiple times per week, that matters more than it sounds.

Why the technology works

The Normatec boots we use at Recovery Lounge are the same system used by professional sports teams and elite athletes worldwide. Designed by an MD, PhD, and built on patented Pulse technology, they work by using dynamic air compression across five overlapping zones — replicating the natural muscle pump mechanism of the leg.

Rather than applying uniform pressure, the system moves sequentially from the foot upward, driving venous return and lymphatic drainage in the same direction the body already uses. The result is increased circulation to fatigued tissue and clearance of the metabolic byproducts that accumulate during hard training.

Seven levels of compression. Five treatment zones. The ability to boost specific areas through ZoneBoost technology. This isn’t a generic compression sleeve. It is a clinically developed recovery system.

What a session looks like

You come in. We set up the boots. You sit for up to 45 minutes. That’s it.

There is no technique to learn, no protocol to manage, no discomfort to push through. The boots apply graduated, sequential pressure while you rest. Most people describe the sensation as similar to a deep, rhythmic massage.

The session can be scheduled after your training, on a rest day, or between sessions during heavy training weeks. Our team will advise on timing based on what you’re currently working toward.

The compounding argument

A single compression session won’t transform your training. That’s not the claim and it wouldn’t be honest to make it.

What it will do is take the edge off soreness consistently enough that you go into each session feeling closer to fresh. Over a training block — eight weeks, twelve weeks — the cumulative effect of better session quality is significant. You train more consistently. You modify less. You compound the work you’re already putting in.

Recovery is not the opposite of training. It is the other half of it.

Introductory offer : $49 for 2 sessions. Two weeks to use. No lock-in.

Offer available to first-time visitors only.

Memberships and passes available for those wanting to stay consistent - speak to our team or book online.

The Science Behind the Squeeze

Mon, 23 Mar 2026 07:39:49 GMT

If you've ever wondered why professional athletes spend time in compression boots after training, here's what's going on.

Normatec boots use air chambers that inflate zone by zone, starting at your feet and moving up through your legs toward your thighs. The pattern mimics how your body's natural muscle pump moves fluid.

The system uses three techniques:

* Pulsing compression that mobilises fluid and metabolic waste upward

* Pressure release in lower zones so tissue gets rest between cycles

* Hold pressures that prevent fluid from flowing back down, similar to one-way valves in your veins

The result is improved circulation, reduced swelling and faster clearance of the lactic acid and inflammatory markers that contribute to soreness.

Normatec and cold plunge both reduce inflammation and support waste clearance, but they do it differently.

Cold immersion works through vasoconstriction across the entire body and triggers a norepinephrine response that supports mood and metabolic function. Normatec delivers precise, zone-by-zone mechanical drainage focused specifically on your limbs.

Neither replaces the other. Cold plunge gives you a systemic nervous system response. Normatec gives you targeted lymphatic clearance. Some people benefit from both - back-to-back or at different times.

Originally developed by physician bioengineer Dr. Laura Jacobs to treat circulatory conditions, the technology is now used by every major professional sports league.

You don't need to be a professional athlete to benefit. Restless or heavy legs can impact everyone - busy parents, desk-bound professionals, trades people and even regular travellers.

Find out more about our Normatec Lounge sessions here or get in touch with us.

What Sitting in 90 Degrees Does to Your Body

Wed, 18 Mar 2026 00:58:06 GMT

Why the discomfort OF THE SAUNA IS EXACTLY THE POINT

Most people think of sauna as a treat. Something you do at a resort after a massage. A reward for a hard week. The science sees it differently. A lot differently.

The Study That Changed How Researchers Think About Heat

In 2018, a study published in BMC Medicine followed 1,688 participants over time. Researchers wanted to understand whether sauna frequency — not just sauna use, but how often — changed health outcomes.

The results were not subtle.

27% less likely to die from a cardiovascular event — people using sauna 2-3x per week vs. once a week.

50% less likely — people using sauna 4-7x per week vs. once a week.

The researchers didn't just look at raw numbers. They controlled for smoking, body weight, whether people exercised or not. The sauna benefit held.

It wasn't correlation. It was the heat.

"Regular use of sauna can reduce mortality to cardiovascular events — and the benefit scales with frequency." — Dr. Andrew Huberman, Professor of Neurobiology, Stanford School of Medicine

Your Body Has Two Temperatures. Most People Only Know About One.

You have a shell temperature — your skin. And a core temperature — your organs, your nervous system, your spinal cord.

These two temperatures are always in conversation. Your brain monitors both constantly and sends signals throughout your body to heat up or cool down.

When you enter a properly hot environment — 80°C to 100°C is the evidence-supported range — both temperatures rise. Your heart rate climbs to between 100 and 150 beats per minute. Blood flow increases. Plasma volume expands.

Physiologically, this looks almost identical to cardiovascular exercise.

Except you're sitting down.

The Cortisol Effect

One of the lesser-discussed benefits of deliberate heat exposure is its impact on cortisol — the hormone most associated with chronic stress.

In a 2021 study examining endocrine effects of repeated hot thermal stress, subjects attended four 12-minute sauna sessions at 90-91°C, each followed by a 6-minute cool-down in cold water. The result was a significant decrease in cortisol output.

For anyone carrying the weight of accumulated stress — overwork, overtraining, or just the general pressure of a demanding life — that's not a small finding.

Cortisol affects sleep quality, immune function, recovery, and mood. Bringing it down isn't cosmetic. It's foundational.

What Heat Does at the Cellular Level

Go deeper and the picture gets more interesting.

Heat shock proteins: When your body temperature rises, these protective molecules activate and move through your system, preventing proteins from misfolding under stress. Think of them as quality control for your cells.

FOXO3: This molecule sits upstream in pathways related to DNA repair and cellular cleanup. Sauna exposure — particularly two to seven times per week in the 80-100°C range — has been shown to upregulate FOXO3 activity.

Here's a remarkable data point: individuals who naturally carry extra copies of FOXO3, or hyperactive versions of it, are 2.7 times more likely to live to 100 or beyond.

Deliberate heat exposure is one of the few known ways to activate that same pathway.

The Mood Signal You Didn't Expect

There's a neurochemical sequence worth understanding.

When you enter an uncomfortably hot environment, your brain releases dynorphins — molecules that bind to kappa receptors and create the agitation and discomfort that make you want to leave.

That feeling is not a problem. It's the mechanism.

As a downstream consequence of dynorphin binding, your brain upregulates the sensitivity of the systems that bind feel-good endorphins. Over time, this means an elevated baseline mood. A greater capacity to experience joy, focus, and wellbeing in ordinary moments.

The discomfort you push through isn't separate from the benefit. It is the benefit.

The Protocols That Matter

Cardiovascular and longevity benefits:

3-7 sessions per week / 10-20 minutes per session / 80-100°C

Cortisol reduction:

4 sessions of 12 minutes / 90°C / followed by a cold water cooldown

Growth hormone stimulation:

4 sessions of 30 minutes / done in a single day / no more than once per week (the body adapts quickly — frequency reduces the effect)

Timing:

Later in the day tends to work better for most people. As your body cools after leaving the sauna, core temperature drops — and that drop signals sleep. Many find this deepens sleep quality.

Hydration:

16 oz of water for every 10 minutes in the sauna. Electrolytes matter if you're a heavy sweater.

Why Guided Matters

The research is precise about protocol. Temperature ranges. Session durations. Cooling intervals. The difference between a 5-minute visit and a 20-minute visit isn't just more time — it's a different physiological trigger.

Self-directed heat exposure gets some of this right, some of the time.

Guided sessions — with someone who knows what each stage is supposed to accomplish — tend to get more of it right, more consistently.

That's the design philosophy at Recovery Lounge. Small groups, intentional protocols, and someone in the room who can read whether you're working in the productive zone or approaching the edge of it.

Sessions run Monday through Saturday. Intro offer available for first-time visitors.

Information contained in this blog post credited to Huberman Lab Essentials - Benefits of Sauna & Deliberate Heat Exposure. For the full episode of the podcast:

https://www.hubermanlab.com/episode/essentials-benefits-of-sauna-and-deliberate-heat-exposure

Red Light Therapy & Muscle Tissue

Thu, 12 Mar 2026 23:44:00 GMT

You’re training hard but half of that work is disappearing overnight.

Most people who train seriously are leaving results on the table.

Not because of their programming. Not because of their effort. Because of what happens — or doesn’t happen — in the 24 hours after they train.

Muscle repairs itself during recovery, not during training. If recovery is incomplete, adaptation is incomplete. You get some of the gains, but not all of them. You carry fatigue into the next session. Over weeks and months, that compounds into a significant gap between the athlete you are and the athlete you could be.

The problem is that most recovery approaches only address part of the picture. Rest handles the basics. Nutrition replenishes fuel. Ice baths reduce inflammation. But none of them directly accelerate the cellular repair process that drives adaptation. That is what red light therapy does.

What the research shows

Researchers at Harvard Medical School reviewed 46 clinical trials involving over 1,000 participants, looking specifically at how red and near-infrared light affects muscle tissue before and after training.

When applied before a session, people did more reps, lasted longer, and their muscles showed significantly less damage in blood tests afterward.

When applied after a session, soreness was reduced and muscles recovered their contractile strength faster.

Over a 12-week training program, the group combining red light with strength training gained more muscle mass and strength than the group that trained alone. Muscle biopsies confirmed the difference at a cellular level — more growth signals, less inflammation.

Why it works

Your muscle cells contain mitochondria — the structures that produce energy. Red and near-infrared light is absorbed directly by the mitochondria and used to produce more ATP, the fuel cells run on. More fuel means faster repair, more capacity during training, and a stronger adaptive response afterward.

It also directly reduces the inflammatory cascade that causes soreness and slows the recovery process.

What this means for you

Every session you do at Recovery Lounge is an investment. Red light therapy is how you protect that investment. It closes the gap between how hard you train and how much of that training actually converts to results.

We recommend 10–20 minute sessions for recovery. They are available before and after your other modalities. Our team will guide you on sequencing based on what you are trying to achieve.

Sauna & Cold Plunge Sessions are limited to 4 people, Normatec Lounge to 3. We run a small number of guided slots each day so your booked session starts and finishes on time with maximum benefit to you.

If you have been thinking about adding red light to your routine, now is the time to lock in - speak to our team at your next session.

Source: Ferraresi C, Huang YY, Hamblin MR. Photobiomodulation in human muscle tissue: an advantage in sports performance? J Biophotonics. 2016;9(11-12):1273-1299. Wellman Center for Photomedicine, Massachusetts General Hospital / Harvard Medical School.

Sauna & Cardiovascular Health

Thu, 12 Mar 2026 23:27:28 GMT

Frequent sauna use is associated with meaningfully reduced cardiovascular mortality risk.

The Session You're Not Counting Is Probably the One That Matters Most

Most people who train seriously think about what they put in. Hours per week. Sessions per week. Load, intensity, volume. Very few think about the sauna the same way. That's starting to change. And the research driving that change isn't coming from the wellness industry. It's coming from cardiovascular medicine.

What a 15-year study found

In 2018, researchers from the University of Eastern Finland and collaborating institutions across the UK, USA, and Austria published a prospective cohort study in BMC Medicine. The study followed 1,688 participants — men and women aged 53 to 74 — over a median of 15 years, tracking sauna habits and cardiovascular outcomes.

The headline finding: people who used the sauna four to seven times per week had 77% lower cardiovascular mortality risk compared to those who used it once per week. The relationship was linear. More sessions, lower risk. And it held after the researchers adjusted for physical activity, smoking, body mass index, socioeconomic status, and other cardiovascular risk factors.

This isn't a short study or a small sample. Fifteen years. 181 fatal cardiovascular events tracked. The signal was strong enough that the researchers concluded sauna bathing frequency independently improves prediction of cardiovascular mortality risk — meaning it adds information beyond what standard clinical risk factors alone can tell you.

Why this matters for people who train

The cardiovascular response to a sauna session is well-documented. Heart rate increases to levels comparable with moderate exercise. Cardiac output rises. Blood vessels dilate in response to heat. Over time and with repeated exposure, these responses appear to produce adaptive changes — reduced arterial stiffness, improved endothelial function, lower resting blood pressure.

For people who already train regularly, this means the sauna is not duplicating the stimulus of exercise. It's providing a different cardiovascular input through a different mechanism — one that appears to compound over time with frequency of use.

The practical implication is straightforward. If you're training to stay healthy and perform well for a long time, the sauna isn't a reward at the end of the session. It may be part of the reason the training works as well as it does over years and decades.

A note on what this study is and isn't

This is an observational study. It shows association, not causation. People who use the sauna four to seven times per week may differ from once-weekly users in ways that weren't fully captured, even after careful adjustment for known confounders.

What it isn't is a small or weak signal. The magnitude of the association — 77% lower risk with frequent use — is large enough to take seriously. And the dose-response relationship, where risk decreases linearly with increasing frequency, is the pattern researchers look for when trying to understand whether an association is likely to reflect a real biological relationship.

What a session at Recovery Lounge looks like

Our traditional sauna operates at temperatures consistent with those used in the Finnish research literature - 85-90 degrees celsius. Traditional sauna hits differently, it targets your core instantly meaning maximum benefit in less time. Sessions are guided and protocols explained. We manage the environment so you're not guessing at time or temperature — you arrive, you recover, you leave feeling different than when you came in.

Many people use it as a standalone session. Many combine it with cold plunge as part of contrast therapy. Both approaches have their own evidence base and their own physiological logic.

The frequency finding from this research is worth holding onto. Once a week is a start. Twice or three times a week is where the evidence suggests the relationship strengthens meaningfully.

Sauna sessions available 6 days a week. Feel better in just 2 x 15 minute sauna sittings per booked session - start your new routine now!

Source: Laukkanen T, et al. Sauna bathing is associated with reduced cardiovascular mortality and improves risk prediction in men and women: a prospective cohort study. BMC Med. 2018;16:219. PMC6262976.

Sauna's Impact on Stress Resilience

Thu, 12 Mar 2026 08:12:03 GMT

Sauna's impact on stress resilience.

The stress you cannot control. And one you can:

Hormesis - A small, controlled stress that builds resilience.

The mechanism behind exercise. And behind the sauna.

Here is a question most people have not considered.

What if the way to become more resilient to stress is not to avoid stress, but to practise it?

It sounds counterintuitive. But it is the principle behind one of the more interesting findings in current health research, and it helps explain why regular sauna use appears to produce benefits that go well beyond feeling relaxed for an hour.

The problem with chronic stress

Many people who train seriously are also carrying significant stress outside the gym. Work. Sleep. Deadlines. Life. The body does not separate these stressors into neat categories. It responds to all of them through the same pathways.

When stress becomes chronic and unmanaged, it drives a process called low-grade inflammation. The body's immune response stays partially activated, not because there is an infection or injury to deal with, but because the system is chronically on alert. Over time, that low-grade inflammation contributes to elevated blood pressure, poor blood sugar regulation, and increased cardiovascular risk.

This is the mechanism researchers from the University of North Alabama examined in a 2021 review published in the International Journal of Environmental Research and Public Health. The paper looked at sauna bathing as a practical intervention for improving cardiovascular and metabolic health in people whose daily lives involve sustained, multi-layered stress.

What hormesis means in practice

Hormesis is the principle that a small, controlled dose of a stressor produces adaptive responses that make the body more resilient. Exercise is the most familiar example. The temporary stress of a hard training session triggers a repair process that leaves tissue stronger than it was.

The review proposes that sauna bathing works through the same logic. The controlled heat stress triggers a cascade of protective responses at the cellular level. The body produces molecules that help protect and repair cells under stress. Inflammatory markers decrease with regular use. Blood vessel function improves. Blood pressure drops. The body adapts.

This reframes what a sauna session actually is. It is not passive relaxation, though it feels like it. It is a deliberate, measured challenge applied to a system that benefits from being challenged in a controlled way.

What the research found

Across the evidence reviewed, regular sauna use was associated with reduced markers of chronic inflammation, improved blood pressure, better blood vessel function, and improved cholesterol profiles. These are the same biological risk factors that drive cardiovascular disease over the long term.

The review also draws on the larger Finnish cohort data that tracked 1,688 people over 15 years and found that people using the sauna four or more times per week had significantly lower cardiovascular mortality. This paper helps explain the mechanism behind that outcome. The long-term data and the biological mechanisms point in the same direction.

Who this applies to

The review was written with high-stress occupations in mind. But the mechanism is not occupation-specific. Sleep pressure, training load, work demands, and general life stress all drive the same inflammatory pathways. Anyone carrying a meaningful stress load and training seriously is dealing with a version of the same problem the paper addresses.

The sauna does not eliminate stress from your life. What regular use appears to do is change how your body responds to it.

Frequency is the key variable

A single session produces acute responses. Heart rate rises. Blood vessels dilate. The body responds to the heat. The lasting benefits come from consistency. The review aligns with the broader evidence: the adaptive changes that matter most accumulate with repeated exposure over time.

Once a week maintains a baseline. Two to three times a week is where the evidence suggests meaningful adaptation begins to build.

Explore our single session passes and memberships or speak to our team for more information.

Source: Henderson KN, et al. The Cardiometabolic Health Benefits of Sauna Exposure in Individuals with High-Stress Occupations. A Mechanistic Review. Int J Environ Res Public Health. 2021;18(3):1105. PMC7908414./;p -p;/-