Recovery · Clearlight® Infrared Sauna
Clearlight Sanctuary Sauna
4-Person Full-Spectrum Infrared Sauna
Near, mid and far infrared heat — all three wavelengths, every session, engineered for recovery, resilience and long-term health.
Capacity
4 adults · removable benches for standing yoga
Heating
True Wave™ Full-Spectrum — near, mid & far infrared
Construction
FSC-certified Canadian Cedar, double-wall tongue & groove
EMF/ELF
Independently shielded to among the lowest levels in the industry
Extras
Medical-grade chromotherapy lighting, Bluetooth audio
How Infrared Heat Works on the Body
Unlike a traditional steam or dry-heat sauna, which heats the air around you, infrared panels emit electromagnetic wavelengths that are absorbed directly by the skin and the tissue just beneath it. This raises core temperature more efficiently, at a lower, more comfortable ambient air temperature (typically 45–60°C versus 80–100°C in a traditional sauna). The Clearlight® Sanctuary's True Wave™ Full-Spectrum system layers three infrared bands at once: near-infrared (shortest wavelength, absorbed at the skin's surface, associated with cell energy and skin repair), mid-infrared (penetrates into soft tissue, associated with circulation and pain relief), and far-infrared (penetrates deepest, drives the core-temperature rise associated with cardiovascular conditioning and sweating). The body responds to this heat load the same way it responds to moderate aerobic exercise: heart rate rises, blood vessels dilate, and blood is pumped harder toward the skin to dissipate heat — a response researchers have described as an 'exercise-mimetic' cardiovascular workout.
Near-Infrared
Absorbed at the skin’s surface — supports cell energy and skin repair.
Mid-Infrared
Penetrates into soft tissue — supports circulation and pain relief.
Far-Infrared
Penetrates deepest — drives core temperature and cardiovascular conditioning.
Cardiovascular Conditioning
The single most-researched benefit of sauna bathing — a passive workout for your heart.
As core temperature rises, the heart beats faster and blood vessels dilate to move blood toward the skin, closely mirroring the cardiovascular demand of a moderate walk. Repeated sessions train the same adaptations as light aerobic exercise: improved circulation, more elastic blood vessels, and better vascular function over time.
The strongest evidence comes from the Kuopio Ischaemic Heart Disease Risk Factor Study, a 20+ year Finnish cohort of over 2,300 adults published in JAMA Internal Medicine. Frequent sauna users (4–7 sessions per week) showed a 63% lower risk of sudden cardiac death, a 48% lower risk of fatal cardiovascular disease, and 40% lower all-cause mortality compared with once-weekly users, with benefit increasing alongside session length. Follow-up analyses have extended similar cardiovascular and longevity associations to women. The Cleveland Clinic notes that the physiological response during an infrared session is comparable to walking at a moderate pace.
Men were the primary cohort in the landmark Kuopio study, which found the mortality benefit scaled with frequency — a meaningful lever for men managing the cardiovascular risk that rises through midlife.
Later studies building on the Finnish cohort found the cardiovascular and longevity benefits of regular sauna bathing extend to women, offering a low-impact way to support heart health through the hormonal transitions of midlife when cardiovascular risk increases.
Chronic Pain & Inflammation
Documented relief for arthritis, fibromyalgia and chronic lower-back pain.
Heat penetrating into soft tissue increases local blood flow, which helps clear inflammatory byproducts and deliver oxygen and nutrients to sore or stiff areas. Members frequently use the sauna after training or on rest days specifically to ease joint stiffness and muscular tension.
A 2009 trial published in Clinical Rheumatology found that patients with rheumatoid arthritis experienced reduced pain and stiffness after four weeks of infrared sauna therapy, with no adverse effects. A subsequent systematic review concluded infrared sauna therapy “may be a promising method for treatment of chronic pain,” citing particularly strong evidence for fibromyalgia and chronic lower-back pain. The Cleveland Clinic cites a two-year clinical study reaching the same conclusion.
Chronic lower-back pain and joint wear from years of heavy training are common in active men; regular infrared sessions are a documented, drug-free complement to strength and mobility work.
Inflammatory joint conditions such as rheumatoid arthritis and fibromyalgia are diagnosed disproportionately in women; infrared heat therapy is one of the better-studied non-pharmacological tools shown to ease their symptoms.
Muscle Recovery & Performance
Faster recovery between hard training sessions.
Increased blood flow to muscle tissue speeds the clearance of metabolic byproducts built up during exercise and delivers the oxygen and nutrients needed for repair. Many FITQOR members pair a sauna session with strength training days specifically to reduce next-day soreness and stiffness.
A 2025 study from the University of Jyväskylä (Finland), published in Frontiers in Sports and Active Living, found that post-exercise infrared sauna sessions improved recovery of neuromuscular performance and reduced muscle soreness after resistance training. Earlier research in the Journal of Human Kinetics (2015) reached a similar conclusion, reporting reduced soreness and improved flexibility in athletes using infrared sauna as part of a recovery protocol.
For men training with heavier external loads, faster clearance of exercise-induced soreness supports more consistent, higher-frequency training weeks.
The same recovery mechanism supports consistency for women balancing strength training with cardio and mobility work, helping reduce the accumulated stiffness that can otherwise interrupt a training week.
Stress, Mood & Sleep
Lower cortisol, better sleep, and a documented lift in mood.
The heat, quiet and low sensory environment of a sauna session encourages the nervous system to shift out of a stressed, alert state. Many members treat their sauna time as a dedicated wind-down ritual in the evening, reporting easier sleep onset afterward.
A 2018 study in Psychosomatic Medicine found that regular sauna use reduced symptoms of anxiety and depression, an effect researchers linked partly to the release of endorphins and a reduction in circulating cortisol during and after heat exposure. Separate research has associated heat exposure with an increase in brain-derived neurotrophic factor (BDNF), a protein linked to cognitive function and mood regulation, with findings published in Age and Ageing (2017).
Regular heat exposure offers men a low-effort, non-pharmacological tool for managing the accumulated stress of training and work life, supporting more consistent sleep quality.
Sleep and mood disruption are common complaints during perimenopause and menopause; the cortisol-lowering, endorphin-supporting effect of regular infrared sessions is a gentle, evidence-supported complement to managing that transition.
Skin Health
Supports collagen production and clearer, more elastic skin.
Near-infrared wavelengths are absorbed close to the skin's surface, where increased local circulation and gentle heat exposure are associated with improved skin tone and clarity. The deep sweating that accompanies a full session also helps clear pores.
A study published in Dermatology (2006) found that infrared heat exposure improved skin elasticity and increased collagen production, alongside benefits for acne linked to pore-opening and reduced local inflammation. This is one mechanism behind near-infrared light therapy's popularity as a skin-support tool independent of its cardiovascular effects.
Collagen density declines measurably after menopause as oestrogen drops, contributing to skin thinning and reduced elasticity; regular near-infrared exposure is one of the few passive interventions studied for supporting collagen production during this transition.
Sweat & Detoxification Support
Deep, efficient sweating that supports the body’s natural elimination pathways.
Because infrared heat penetrates and warms tissue directly rather than just the surrounding air, it produces a deeper, more efficient sweat response at a lower ambient temperature than a traditional sauna — more comfortable for longer sessions.
A 2012 review in Environmental Science and Pollution Research found that sauna-induced sweating can facilitate the excretion of certain toxic elements, including trace heavy metals, from the body. The Mayo Clinic notes that while larger, more rigorous trials are still needed to fully quantify detoxification claims, no harmful effects from infrared sauna use have been reported in the studies reviewed to date.
