HOCATT for Athletes: How Ozone Sauna Therapy Fits Into a Recovery Routine
The real work of getting stronger doesn't happen during training, it happens in the hours and days after, when the body repairs what training just broke down. Skip that process, or rush it, and you're not building fitness, you're just piling up fatigue.
That's why an increasing number of athletes, from committed amateurs to competitive team-sport players managing a brutal season schedule, are adding HOCATT ozone sauna therapy to their recovery arsenal. Not as a replacement for the fundamentals, sleep, nutrition, and smart training load still come first, but as a tool that sits alongside them.
So what's actually happening inside a HOCATT session, and does the science back it up? This guide walks through how the therapy works, what the research on ozone and athletic performance really shows (including where the evidence is strong and where it's still thin), how to fit a session around your training and competition schedule, and everything you should know before you book.
Disclaimer: the HOCATT is not a medical device. and no claims are made that it treats, cures, prevents, or diagnoses any disease or condition, or that it enhances athletic performance in a guaranteed way. This article is educational, not medical or performance advice. talk to your doctor before adding any new recovery therapy to your training program, and if you compete under an anti-doping code, confirm compliance with your governing body (see the section on this below).
Why Athletes Are Interested in Ozone Therapy
Two things that drive fatigue and slow recovery after hard training your muscles, is the ability to get enough oxygen and how much inflammation builds up afterward. Ozone therapy has drawn interest from the sports-recovery world because of the new research emerging.
A few data points that come up often in the sports-ozone literature:
A study of Turkish National League football players found that those receiving ozone therapy twice a week for five weeks showed a 28% increase in VO2 max (a measure of how efficiently the body uses oxygen) and a 20% increase in maximum running time, compared to a 12% and 6% increase, respectively, in the control group.
Research in athletes with impaired circulation found that ozone exposure modified muscle oxygenation, particularly in tissue that started out lower in oxygen, a pattern that researchers suggested could be relevant to athletic tissue as well.
A published case report described a professional steeplechase runner with a hamstring tendon injury who had failed to improve after three weeks of conventional treatment. After just two sessions of localized ozone treatment (one week apart), her pain dropped from 7/10 to 2/10, and a flexibility test improved from an 8 cm deficit to a full, pain-free stretch, allowing her to return to training.
Most of the ozone research is on IV autohemotherapy rather than transdermal methods like HOCATT but it's still relevant. Both approaches are shown to increase blood oxygen delivery, so the underlying mechanism carries over even where the delivery method differs.
How a HOCATT Session Is Built for Recovery
A HOCATT session combines several modalities that, together, are commonly used to target soreness, circulation, and recovery time:
Transdermal ozone — ozone is introduced into the humid sauna chamber, where it interacts with moisture on the skin and is partly absorbed through skin and tissue.
Heat (hyperthermia) — steam raises core temperature slightly, dilating blood vessels and increasing circulation to the skin and extremities.
Carbonic acid (CO2) therapy — CO2 is understood to further widen blood vessels and support the transport of oxygen at the cellular level.
Far infrared (FIR) light — penetrates the skin to support blood flow and is associated with easing inflammatory discomfort.
Supplemental oxygen breathing — since your head stays outside the chamber at all times, you can breathe supplemental oxygen through a nasal cannula throughout the session.
Frequency Specific Microcurrents (FSM) — an optional add-on with pre-set programs, including options built specifically around muscle pain and injury, joint pain and inflammation, circulation, and lymph support.
Because your head is never enclosed and a high-volume external ozone destructor clears the chamber air at the end of the session, you're never inhaling ozone directly the exposure is transdermal only.
FSM Programs Athletes Commonly Use
If you add Frequency Specific Microcurrents to your session, a few of the built-in programs are particularly relevant to training and recovery:
Program Approx. Session Length Muscle Pain / Injury 21 min Circulation 26 min Joint Pain and Inflammation 26 min Healing and Regeneration 14 min Lymph Stasis and Lymph Support 16 min Muscle Stiffness 14 min
Your session will always be built around your comfort and goals, we'll walk through which programs make sense for you.
A Note on Anti-Doping Rules
If you compete under a governing body that follows World Anti-Doping Agency (WADA) rules, this matters: WADA does not ban ozone itself, but it does prohibit certain delivery methods specifically autohemotherapy (where blood is drawn, ozonated, and reinfused) and IV infusions above certain limits, because these fall under rules against artificial blood manipulation.
HOCATT does not use autohemotherapy or IV delivery. Its modalities transdermal (whole-body skin) ozone, vaginal insufflation, and ozone cupping are generally treated differently under WADA guidance than blood-based methods. That said, rules can be sport- and jurisdiction-specific, and it's ultimately your responsibility as a competitive athlete to confirm compliance with your own sport's governing body before your first session. We're happy to talk through your specific situation during your consultation.
What to Expect: Fitting HOCATT Into a Training Week
A full session runs 20–30 minutes, plus pre-heat and cool-down time most athletes plan for about an hour total. Here's how clients typically build it into their week:
Consultation and screening. We review your training load, injury history, and any health contraindications before your first session.
Hydration. Come in well-hydrated, this supports how your body handles the heat and the session overall.
Session. We start conservatively (lower temperature, lower ozone concentration) and build up gradually over your first several visits as your body adapts.
Post-session. Plan on 10–15 minutes to cool down and rehydrate before heading out. Many athletes report feeling noticeably looser and more relaxed immediately afterward.
Timing around competition: many athletes use HOCATT as part of a regular weekly recovery routine, similar to how they'd schedule massage or physiotherapy rather than immediately before a max-effort event, since any new recovery modality is best tested during training blocks first, not introduced right before competition.
Who Should Check with a Doctor First
Because HOCATT sessions combine heat, ozone, and CO2, they're not right for every athlete without medical clearance. Talk to your doctor first if any of the following apply:
Heart conditions, arrhythmias, or a recent heart attack
Uncontrolled high or low blood pressure, or blood pressure medication
History of blood clots, DVT, or stroke
G6PD deficiency (favism) or hemolytic anemia
Pregnancy or breastfeeding
Epilepsy or seizure history
Electrical implants (pacemakers, etc.)
Fever, active infection, or recent surgery
Significant dehydration, fasting, or sleep deprivation at the time of your session
This isn't exhaustive list, we walk through a full health and training questionnaire with every new client before their first session.
Frequently Asked Questions
Does ozone therapy actually improve athletic performance? Some published research, including a study on competitive football players found meaningful improvements in VO2 max and running endurance with ozone therapy. However, most of the strongest data comes from IV ozone autohemotherapy, not transdermal sauna exposure like HOCATT, so results shouldn't be assumed to transfer directly. No specific performance outcome can be guaranteed.
Is HOCATT allowed under anti-doping rules? WADA's restrictions target ozone autohemotherapy and IV ozone above certain limits, not transdermal or auxiliary applications like those used in HOCATT. Athletes should confirm current rules with their own governing body, since regulations can vary and change.
How soon can I train after a session? Many clients report feeling refreshed shortly after a session, but how you schedule it around training is a personal choice — some prefer HOCATT on rest days or the evening after a hard session, rather than immediately before a demanding workout.
Can HOCATT help with a specific injury? Localized ozone applications (like cupping) and FSM programs targeting muscle or joint pain are commonly used to support recovery, but we can't claim HOCATT treats or cures any specific injury. If you have an active injury, please clear a plan with your doctor or physiotherapist first.
How often should athletes use HOCATT? This is individual and depends on your training load and goals. We typically start new clients with a lower frequency and build up gradually we'll build a plan together during your consultation.
Ready to Add HOCATT to Your Recovery Routine?
Whether you're managing a heavy training block, coming back from a nagging issue, or just want to recover faster between sessions, our team can walk you through a safe, personalized first visit. [Book your HOCATT session today] or reach out with questions before you come in.
References
Signature Health Limited. HOCATT Plus & Platinum Operating Manual, v.2024/11.
Signature Health Limited. HOCATT Plus & Platinum User Guidebook, v.2024/11.
Turan, M.T. "Doping that is not doping: Effects of ozone therapy in sportsmen." 2021.
Gjonovic et al. "Effect of major autohaemotherapy with oxygen-ozone on the anaerobic threshold in athletes." 2006.
Hidalgo-Tallón, F.J., et al. "Medical ozone on hamstring injury in a professional athlete assessed by thermography: a clinical case report." BJR Case Reports, 2023.
Mediskill. "Ozone Therapy for Athletes."
