1. Introduction
Version followed: Finnish sauna culture as described in UNESCO's 2020 Representative List inscription (decision 15.COM 8.b.27) and the Finnish national living-heritage inventory entry "Saunominen" prepared for that nomination; sauna conduct as the Finnish Sauna Society (Suomen Saunaseura ry) publishes it in its "saunarauha" (sauna peace) statement; the German Aufguss as the Deutscher Sauna-Bund and the German Social Accident Insurance (DGUV) bath section present the "Richtlinie für Saunaaufgüsse" (guideline for sauna infusions).
This is a living cultural tradition and a commercial bathing practice, not a psychotherapy. It is delivered by families, sauna societies, public-sauna operators and, for Aufguss, trained sauna staff (Saunameister, Aufguss staff). A psychotherapist does not run sauna sessions; the psychotherapist's work is to understand what sauna means to a client, screen and route for safety, support sauna use as a meaningful, social, restorative activity where it is safe and wanted, and integrate what the client experiences. [source: UNESCO; Elävä perintö inventory; Suomen Saunaseura; Pieper/Deutscher Sauna-Bund]
- What the tradition is, as UNESCO describes it. Sauna bathing in Finland is presented as more than washing: people "cleanse their bodies and minds" and find inner peace; the sauna has traditionally been seen as a sacred space, a "church of nature". At its core is löyly, the steam (and, in the tradition, the spirit) produced by casting water on heated stones. Electric, wood-heated, smoke and infrared saunas all count, with "no hierarchy among them". UNESCO cites 3.3 million saunas for 5.5 million people; knowledge passes mainly through families, with universities and sauna clubs also sharing it. The Finnish Heritage Agency describes it as everyday and festive living heritage, transmitted in families and "numerous active sauna societies", and reports that almost 90 percent of Finns take a sauna weekly. [source: UNESCO; Museovirasto] (quotations translated or quoted from English pages)
- The Finnish inventory description. Saunominen is described as "a form of sweat bath" (hikoilukylvyn muoto, own translation): a stove (kiuas) is heated, water is thrown on the stones to make löyly, bathers alternate heat with cooling (swimming in summer, an ice hole, avanto, or rolling in snow in winter), then wash, rest and dress, and drink fluids because heavy sweating disturbs fluid balance. The entry stresses there are no strict rules: "Everyone is an expert of their own sauna moment" (Jokainen on oman saunomishetkensä asiantuntija, own translation). Nudity is traditional and is described as making bathers equal; gender-separated sessions remain common, mixed sessions are growing. The entry publishes typical heat and cooling figures as descriptions of custom; they are not reproduced here and nothing in this guide is a bathing schedule. [source: Elävä perintö "Saunominen" entry]
- Beliefs and ritual, attributed. In folk tradition a protective sauna spirit (saunatonttu or saunanhaltija) was believed to live in each sauna and was greeted on entry; entering the sauna marked a passage from everyday life to festivity; Christmas sauna carried omens; bridal saunas were believed to aid fertility; historically the sauna also served for childbirth and for washing the dead. The inventory notes that many Finns today practise such customs playfully rather than as belief. These are the tradition's beliefs, not claims of fact, and ceremonial forms are not proceduralised here. [source: Elävä perintö entry]
- Aufguss. In German-speaking public saunas an Aufguss (infusion) is a staff-led session in which water, often scented, is poured on the hot stones and the heat is spread through the room. The DGUV/Sauna-Bund presentation of the guideline requires a professionally responsible staff member and trained staff, applies the guideline to every sauna facility not used exclusively privately, sets limits on water quantity, room temperature, duration and frequency (not reproduced here), requires staff to be clothed, and asks that guests be told before each Aufguss its length, the scent used and that they may leave. [source: Pieper/Deutscher Sauna-Bund, translated] A 2018 DGUV final report on heat exposure during Aufguss sessions names the guideline as the Deutscher Sauna-Bund's "Richtlinien zur Durchführung von Saunaaufgüssen in öffentlichen Saunaanlagen", DGfdB R 26.30.04 (2017), uses it as the standard for its tests, and recommends cooling-down time, drinks and occupational-health check-ups for Aufguss staff [source: DGUV 2018 final report]. Whether a newer edition (a June 2025 draft has been mentioned) has replaced the 2017 version is [uncertain]. The towel-waving distribution of heat is described from secondary material [uncertain: secondary, unverified].
- Core idea of how change happens (for a psychotherapist). The tradition itself frames the sauna as rest, cleansing, equality and peace; it makes no therapeutic claim. For clinical purposes the plausible pathways are behavioural (a regular, pleasurable, restorative routine), social (belonging to a family or sauna community), cultural (continuity with heritage and identity) and interoceptive (noticing heat, effort, relief and rest). These pathways are a clinical framing, not something the tradition or the sources assert. [synthesis]
- Health claims, attributed. The Kuopio Ischemic Heart Disease Risk Factor cohort (Laukkanen and colleagues, JAMA Internal Medicine, 2015; 175(4): 542–548) followed 2,315 middle-aged men from eastern Finland for a median of about 20.7 years and found that more frequent sauna bathing was associated with lower rates of sudden cardiac death, fatal coronary and cardiovascular disease and all-cause death. This is an observational cohort of men only: it shows association, not that sauna causes these outcomes, and the reporting notes that the mechanism is unknown and that confirmation in other populations is needed. A 2001 clinical review (Hannuksela and Ellahham, American Journal of Medicine) describes possible benefits for blood pressure, heart failure, rheumatic pain and some skin and lung conditions, each with the authors' caveat that more data are needed. No sauna practice is a treatment for heart or any other physical disease. [source: ACC summary of Laukkanen et al.; Hannuksela and Ellahham abstract]
- Clinical hyperthermia is a different thing. Whole-body hyperthermia trials for depression are research or clinic-delivered treatments under medical supervision; for example, Janssen and colleagues' randomised, double-blind, sham-controlled trial at a university medical centre (JAMA Psychiatry 2016; 73(8): 789–795; 29 participants in the efficacy analysis) reported lower depression ratings after a single session than after a sham procedure [source: Janssen et al. 2016, University of Arizona record]. They are not sauna culture and are not covered here.
2. Framework
There are no therapy phases, session counts or manuals: sauna culture has no clinical protocol, and the tradition explicitly leaves bathing to the bather's own judgement. The framework below is the psychotherapist's process for working with a client's sauna use. [synthesis]
Who delivers what [source: UNESCO; Elävä perintö; Saunaseura; Pieper]
- Families and households (home saunas; the main route of transmission).
- Sauna societies and clubs: the Finnish Sauna Society (founded on sauna peace since 1937, around 4,100 members), Sauna from Finland ry, the International Sauna Association, the Saunarinki open network, the International Savusauna (smoke sauna) Club and hundreds of local clubs.
- Public-sauna and spa operators; in Germany, operators bound by the Aufguss guideline, with a professionally responsible person and trained Aufguss staff (the Deutscher Sauna-Bund trains Saunameister and Aufguss personnel).
- Physicians, cardiologists, obstetric and paediatric clinicians: medical clearance where there is any health concern.
- Cultural authority rests with Finnish sauna communities and the bodies that carried the UNESCO nomination; for Aufguss, with the German sauna association and the guideline publishers.
Process [synthesis]
- Exploration. What sauna means to the client (heritage, family, grief, belonging, recovery, sport, social life), how and with whom they bathe, and what they hope it does. Usually part of an assessment or one session.
- Move on when the meaning and pattern of use are understood.
- Safety screening and routing. Screen for the documented risks (section 4.2): heart disease, pregnancy, alcohol and drugs, medicines, fainting, epilepsy, children or frail older relatives, cold-water swimming, bathing alone. Route anything medical to the physician or prescriber; the psychotherapist gives no medical, medication or bathing-parameter advice.
- Move on only when no red flag is unaddressed (cleared, or the client has chosen to wait for medical advice).
- Planning (optional). If the client wants sauna as part of behavioural activation, social reconnection or self-care, plan it as an activity: where, with whom, how it fits the week, how they will keep it alcohol-free and never alone when at risk. Duration and heat are left to the bather's own judgement and any medical advice.
- Integration. Brief review in later sessions: what was noticed (body, mood, connection, memories), what to keep, what to change.
- Monitoring. Watch for adverse effects, endurance or competitive use, alcohol pairing, avoidance or compulsive use, and pass physical concerns to medical care.
Format. Interleaved with ordinary psychotherapy sessions; no in-session sauna. The psychotherapist does not bathe with clients, accompany them to a sauna or observe them there: it creates a dual relationship and involves nudity, which professional codes' boundary duties rule out (e.g. UKCP item 8 on managing boundaries; BACP para 33). [source: UKCP Code 2019; BACP Ethical Framework 2018, as summarised from those codes]
3. Guiding principles
- The tradition belongs to its communities. Describe sauna culture as UNESCO, the Finnish inventory and sauna societies describe it; do not invent rituals or present your own version as "authentic". Practical meaning: ask the client and point them to community sources. [source: UNESCO; Elävä perintö]
- "Everyone is an expert of their own sauna moment." The inventory stresses self-judgement over rules. Practical meaning: never prescribe heat, rounds or durations; support the client in noticing and respecting their own limits. [source: Elävä perintö, own translation]
- Sauna peace (saunarauha). The Finnish Sauna Society's central principle rests on appreciation, community and bathing peace: calm, quiet voices, no quarrels, complaints, work matters, politics or religion on the benches, respect for privacy, hosts responsible for guests. Practical meaning: frame sauna as a place for winding down, not for confrontation, competition or business. [source: Suomen Saunaseura, own translation]
- Together or alone, by choice. "On the benches people are often together, but one may be alone there if they wish" (Saunaseura, own translation). Practical meaning: the client chooses the level of social contact; solitude is legitimate (but bathing alone is a safety issue for anyone at medical risk). [source: Suomen Saunaseura; synthesis for the safety point]
- Consent in shared space. Ask others before adding löyly; use whisks (vihta/vasta) only where the sauna allows them. Practical meaning: clients can expect to be asked and can decline; any whisking by another person is touch and needs the client's consent and the right to stop. [source: Suomen Saunaseura; synthesis on touch]
- The right to leave. The Aufguss guideline as presented asks that guests be told they may leave. Practical meaning: leaving early is always correct; there is nothing to "last out". [source: Pieper/Deutscher Sauna-Bund]
- Attribute beliefs. Löyly as spirit, the sauna spirit, the "church of nature" are the tradition's own concepts. Practical meaning: speak of them as "in Finnish tradition…", respecting clients who hold them. [source: UNESCO; Elävä perintö]
- Health claims carry their evidence status. Practical meaning: say "a large Finnish observational study found an association", never "sauna protects your heart". [source: ACC summary; synthesis]
- Safety and medical clearance first. Practical meaning: no alcohol, no endurance, no bathing alone when at risk, and medical questions go to doctors and prescribers. [source: Finnish forensic study, J Forensic Sci 2008, abstract; Ylikahri et al. 1988; Hannuksela and Ellahham 2001]
- Stay in role. Practical meaning: the psychotherapist talks about sauna; sauna staff, societies and physicians deliver and clear it. [synthesis]
4. Intervention inventory
The sources describe a tradition and a bathing practice, not therapeutic techniques. The interventions below are the psychotherapist's procedures around a client's sauna use; all are [synthesis] built on the sources cited in each item. Nothing here gives temperatures, humidity, durations, rounds or cooling sequences as instructions.
4.1 Exploring what sauna means to the client
- Purpose / when: At assessment or when a client mentions sauna, Finnish or Baltic heritage, a family cottage, a sauna club or German spa culture. Sauna can carry identity, family memory, grief, belonging or a recovery routine. [source: UNESCO; Elävä perintö; synthesis]
- Steps:
- Ask where, with whom and how often the client bathes, and what it was like growing up (UNESCO and the inventory both describe transmission mainly within families).
- Ask about meanings: rest, cleansing, equality, peace, faith, folklore, ritual occasions (Christmas sauna, bridal sauna, Midsummer), memories of people who have died.
- Ask about the social side: family, friends, a society or club, public saunas, Aufguss sessions.
- Ask what the client hopes sauna does for them and how they know when it is doing it.
- Note any held beliefs (e.g. the sauna spirit, löyly as spirit) and reflect them respectfully as the client's or the tradition's beliefs.
- Example language (illustrative): "You mentioned the cottage sauna. What does it mean to you and your family?" / "Some people describe the sauna as a place of peace, almost sacred. Is that anything like your experience, or is it simply a bath for you?"
- Watch for: Grief and loss (an absent parent's sauna, a sold cottage); homesickness in migrants; pressure to perform "Finnishness" or toughness; sauna as the only place the client relaxes (a strength and a dependency to understand). Working: the client can name what sauna gives them and whether it fits their current goals.
4.2 Safety screening and medical-clearance routing
- Purpose / when: Before supporting any plan that includes sauna, Aufguss or cold-water dips, and whenever health changes.
- What the sources state [source: Hannuksela and Ellahham 2001 abstract; J Forensic Sci 2008 abstract; Ylikahri et al. 1988 abstract]:
- Contraindicated (clinical review): unstable angina, recent myocardial infarction, severe aortic stenosis. Most people with stable coronary disease or an old infarction are described as tolerating sauna, which is a decision for their cardiologist, not the psychotherapist.
- Pregnancy: described as safe for healthy women with uncomplicated pregnancies; anything else goes to the obstetric clinician.
- Children: described as tolerated by most healthy children; supervision and parental responsibility apply.
- Alcohol: raises the risk of low blood pressure, arrhythmia and sudden death and should be avoided before, during and after sauna. Hangover is also a risk state.
- Heat raises heart rate, cardiac output and noradrenaline, increasing the heart's oxygen demand; fluid loss concentrates the blood and may raise clotting risk.
- Medicines: the clinical review's section on drugs is not summarised here [uncertain]. Medicines that affect heat tolerance, blood pressure or sweating (for example some antipsychotics, anticholinergics, lithium, diuretics and blood-pressure medicines) are commonly flagged in heat-safety guidance. [uncertain: no heat-safety source cited] Never advise on medicines; route the question to the prescriber or pharmacist.
- Also screen (synthesis from general heat-safety practice): previous fainting or heat illness, epilepsy, eating disorders and dehydration, frailty, bathing alone, cold-water swimming or ice-hole dips after sauna (cold shock and drowning risk; see Domain XV for open-water practice), and smoke saunas (combustion fumes). [synthesis]
- Steps:
- Ask the screening questions plainly and record answers.
- If any red flag: say clearly that this is a medical question, suggest the client speaks to their GP, cardiologist, midwife or prescriber before using sauna, and pause sauna-based planning until then.
- If none: still state the general cautions (no alcohol or drugs, leave when unwell, do not bathe alone if at risk, drink fluids as the tradition itself advises).
- Revisit when health, medicines or pregnancy status change.
- Example language (illustrative): "Before we build sauna into your week, a few health questions, because heat puts real demands on the heart." / "That medicine is something your prescriber should advise on with heat. I can't, but it's a good question to take to them."
- Watch for: Minimising ("Finns grow up with it, it's fine"), reluctance to ask a doctor, new chest pain, palpitations, breathlessness or fainting (urgent medical care). Working: red flags are either cleared by a clinician or the plan is changed.
4.3 Alcohol and drug screening around sauna
- Purpose / when: Always, because forensic and clinical sources identify alcohol as a major modifiable factor in sauna deaths and injuries; especially with clients who drink, use drugs, or bathe at parties, cottages or after sport. [source: J Forensic Sci 2008 abstract; Ylikahri et al. 1988]
- Steps:
- Ask whether drinking or drugs go with sauna for the client or their circle (cottage weekends, Midsummer, sauna parties, after-work saunas).
- Share the documented risks factually: fainting from low blood pressure, arrhythmia, falls and head injury, burns, heat stroke after passing out, drowning while swimming afterwards, and risk in the hangover phase.
- Explore change: alcohol-free sauna, separating drinking and bathing, a sober companion, no swimming after drinking.
- Where alcohol use is problematic, treat it in its own right with standard alcohol interventions.
- Example language (illustrative): "Finnish studies of deaths in saunas keep pointing to the same thing: alcohol. What does drinking look like around sauna for you?"
- Watch for: Sauna used to "sweat out" a hangover (a recognised risk state), drinking to cope with social saunas, swimming or ice-hole dips after drinking. Working: sauna and alcohol become separated.
4.4 Sauna as a planned restorative activity (behavioural activation)
- Purpose / when: For clients with low mood, burnout, stress or withdrawal who already value sauna or want to try it, once 4.2 and 4.3 are done.
- Steps:
- Link the activity to the client's values (rest, family, heritage, friendship).
- Plan the practical frame only: day, place, company, transport, how they will keep it alcohol-free, who knows where they are.
- Leave heat and time to the client's own judgement, in line with the tradition's emphasis on self-judgement, and to any medical advice.
- Agree to notice mood, energy, sleep and connection before and after.
- Review next session; adjust or drop if it is not helping.
- Example language (illustrative): "You said the sauna is where you feel most like yourself. Shall we see whether a regular sauna evening with your brother fits into the week?" / "How much heat is right is yours to judge on the day. Leaving early is always fine."
- Watch for: Turning the activity into a test of endurance; perfectionism about "doing it properly"; using sauna to avoid people or tasks; fatigue or dizziness (stop and seek medical advice). Working: the client reports rest, pleasure or connection and keeps the activity without strain.
4.5 Social connection through sauna communities
- Purpose / when: Loneliness, migration, retirement, grief, or a client seeking belonging. Finnish sources describe sauna societies, clubs, festivals and the open Saunarinki network, and note multilingual sauna instructions for immigrants. [source: Museovirasto; Elävä perintö]
- Steps:
- Explore what kind of company the client wants (quiet, sociable, same-gender, mixed, family).
- Help them find a society, club or public sauna whose customs suit them; encourage them to read its house rules.
- Prepare for etiquette (4.6) and for nudity and privacy (4.7).
- Review how it went and what they want next.
- Example language (illustrative): "Sauna societies describe the benches as a place where people are often together, and where you may also be alone if you wish. Which would you want, to begin with?"
- Watch for: Social anxiety in nude settings; clubs whose culture centres on drinking or endurance (see Harm account); exclusion. Working: the client has at least one sauna setting that feels safe and welcoming.
4.6 Preparing for a public sauna or an Aufguss
- Purpose / when: A client new to public saunas, travelling to Finland or Germany, or anxious about rules.
- Steps [source: Suomen Saunaseura; Pieper/Deutscher Sauna-Bund; synthesis]:
- Describe sauna peace as published: calm, quiet voices, no quarrels, complaints, work, politics or religion on the benches; respect for others' privacy; hosts introduce guests to house customs.
- Explain that in Finnish custom people ask others before adding löyly, and whisks are used only where permitted.
- For Aufguss: explain that trained staff run it, that guests should be told beforehand its length and scent, and that guests may leave the room. Encourage the client to sit where leaving is easy and to leave whenever they wish.
- Tell the client to inform staff of any scent sensitivity, asthma or health issue and to ask about house rules on clothing and towels. [synthesis]
- Agree in advance a personal "leave" signal to self (thirst, dizziness, discomfort, wanting out).
- Example language (illustrative): "In an Aufguss the staff should tell you how long it lasts and what scent they use, and you can leave at any time. Nobody is counting."
- Watch for: Fear of being judged for leaving; shame; staying because others stay; Aufguss shows presented as competitions or tests (see Harm account). Working: the client attends, leaves when they need to, and reports feeling in control.
4.7 Nudity, body image, trauma, gender identity and modesty
- Purpose / when: Clients with trauma histories, eating disorders or body-image concerns, trans and non-binary clients, clients with religious modesty norms, and parents deciding about children in mixed saunas.
- Steps:
- Explain norms as published: nudity is traditional in Finnish sauna and is described as making bathers equal; gender-separated sessions remain common and mixed sessions are increasing. Rules on clothing vary by venue; staff at Aufguss sessions are clothed under the guideline. [source: Elävä perintö; Pieper]
- Explore what the client would find safe: private or family sauna, single-gender times, towel or swimwear where allowed, a trusted companion.
- For trauma: work on choice and exits first (where they sit, when they leave, who is present); treat flashbacks or dissociation in therapy before exposure to triggering settings. [synthesis]
- For children: follow venue rules and local child-protection norms; parents decide, the child's comfort and assent count. [synthesis]
- Example language (illustrative): "Many Finns see sauna nudity as ordinary and equal. That doesn't make it right for you. What would feel safe?"
- Watch for: Pressure to undress "to fit in"; dissociation; body checking; gender-segregated settings that misgender; anyone photographing others. Working: the client chooses a setting freely and can stay present in it.
4.8 Consent around whisking and touch
- Purpose / when: A client may be offered whisking with a birch vihta/vasta by friends or, at some venues, staff; this is touch. [source: Suomen Saunaseura for whisk etiquette; synthesis]
- Steps:
- Clarify that whisking by someone else is a choice, not part of the bath by default; the Saunaseura statement allows whisks only where the sauna permits them.
- Support the client to agree beforehand what is acceptable, to say stop at any moment, and to decline entirely.
- The psychotherapist never whisks, touches or bathes with a client; sexual touch is never acceptable in any setting. Professional codes forbid sexual contact with clients (e.g. APA 10.05; UKCP item 4). [source: APA Ethics Code; UKCP Code 2019]
- Example language (illustrative): "If someone offers to use the vihta on you, you can say yes, no, or 'only on my back', and stop whenever you want."
- Watch for: Coercion, unwanted touch in social saunas, a trauma response; any report of sexual touch by staff (safeguarding and reporting; see Harm account). Working: the client feels able to refuse and to stop.
4.9 Psychoeducation on health claims
- Purpose / when: A client cites sauna as heart protection, "detox", or a cure; or anxiety about health drives compulsive use.
- Steps:
- State what the Kuopio cohort found: an association between more frequent sauna bathing and lower cardiovascular and all-cause death in Finnish men, in an observational study that cannot show cause and that the authors said needs confirmation elsewhere. [source: ACC summary of Laukkanen et al. 2015]
- Note that a clinical review lists possible benefits as needing more data. [source: Hannuksela and Ellahham 2001]
- Emphasise that sauna is not a treatment for heart or any other disease, and route medical decisions to the client's doctors.
- Example language (illustrative): "That big Finnish study found men who used sauna more often lived longer, on average. It can't tell us sauna caused that. Enjoying sauna is a good reason; treating it as medicine is not."
- Watch for: Using sauna instead of medical treatment; longer or hotter sessions in pursuit of benefit (the Kuopio session-length categories are findings, not targets); health anxiety. Working: realistic expectations and continued medical care.
4.10 Integrating sauna experiences in session
- Purpose / when: After the client has used sauna as planned, or when they bring sauna memories.
- Steps:
- Ask what they noticed in body, mood, thoughts and contact with others; include the cooling and resting parts the tradition describes.
- Link observations to therapy goals (rest, interoceptive awareness, connection, grief, identity).
- Work with meaning: e.g. family sauna as a place of continuity after a death; the tradition's historic role in birth and in washing the dead (attributed, as the inventory describes it) if the client brings this. [source: Elävä perintö]
- Decide together what to keep, change or stop.
- Example language (illustrative): "What did you notice afterwards, while you were resting?" / "You said it was the first time you'd used your father's sauna since he died. What was that like?"
- Watch for: Dizziness, palpitations, unusual exhaustion (medical review); emotional flooding; idealisation of heat as the only regulation strategy. Working: experiences are named and used, and the client keeps choice.
4.11 Recognising adverse effects and passing them on
- Purpose / when: Any session in which the client reports sauna-related symptoms or incidents.
- Steps:
- Ask about fainting, falls, burns, chest pain, palpitations, breathlessness, confusion, heat exhaustion, swimming incidents, scent reactions.
- Urgent symptoms (chest pain, collapse, confusion, a seizure, near-drowning): emergency services. Others: GP or the relevant clinician.
- Record, and agree any change to the plan.
- Where a venue or Aufguss practice seemed unsafe, the client may report it to the operator; encourage this. [synthesis]
- Example language (illustrative): "Feeling faint after sauna is something a doctor should hear about before you go again."
- Watch for: Shame about "not handling it"; dismissal of symptoms. Working: symptoms are reported and acted on.
5. Handling problems
The sources do not address psychotherapy problems; everything in this section is [synthesis] unless a source is named.
- Client wants to "push through" or test endurance. Name the risk directly: endurance contests have killed and injured people (see Harm account), and the Aufguss guideline as presented builds in the guest's right to leave. Explore what lasting out means (proving toughness, punishing self, belonging). Reframe: in Finnish tradition each bather judges their own needs; leaving is not failure. If self-punishment or self-harm is behind it, assess risk in the standard way. (illustrative) "What would it mean about you if you were the first to leave?"
- Alcohol is part of the family or social sauna culture. Acknowledge the custom without endorsing it; share the forensic findings (alcohol before, during and after sauna as the prevention target). Problem-solve: sober companion, alcohol after sauna and no swimming, alternative gatherings. Treat problem drinking in its own right. [source for risk: J Forensic Sci 2008; Ylikahri et al. 1988]
- Client refuses medical clearance. Respect autonomy while being clear you will not help plan sauna use while a red flag is unaddressed; explore fears of doctors or of losing the sauna; offer to help them prepare questions. Record the advice given.
- Overwhelm in the heat (panic, claustrophobia, trauma reminders). Heat, darkness, steam, nudity and crowding can trigger panic or memories. Plan exits first (seat near the door, a companion, private sauna, quieter times); work on the trigger in therapy before returning. Panic-like sensations can also be medical (palpitations, faintness): if unsure, leave the heat and seek medical advice. Do not use sauna as interoceptive exposure; that would mean prescribing heat. [synthesis]
- Non-adherence (planned sauna did not happen). Treat as information: practical barriers (cost, access, time), social anxiety, body image, low energy. Shrink the step or pick a different restorative activity; sauna is optional.
- Compulsive or avoidant use. Daily long sauna as the only way to cope, or to avoid home, people or feelings. Explore function, broaden coping, check sleep, alcohol and eating; check health-anxiety beliefs about protection (the Kuopio findings are associations).
- Rupture: therapist seen as culturally ignorant or over-cautious. Acknowledge that sauna is ordinary and valued for many Finns and that you are learning from them; separate respect for the tradition from the specific safety points (alcohol, heart disease, pregnancy, endurance), which come from Finnish forensic and medical sources rather than from outsiders' caution. (illustrative) "I don't want to medicalise something that's part of who you are. The alcohol point actually comes from Finnish research on sauna deaths."
- Client invites the therapist to a sauna or a society evening. Decline warmly: boundary and dual-relationship duties apply (e.g. UKCP item 8; BACP para 33). Explore what the invitation expresses (gratitude, wish for closeness, wanting the therapist to see their world). [source: UKCP Code 2019; BACP Ethical Framework 2018]
- Beliefs about sauna spirits or sacred space. Treat as cultural belief: respect and explore; do not confirm as fact or dismiss. If beliefs become fearful, rigid or idiosyncratic beyond the tradition's described forms, assess in the ordinary way.
- Children and older relatives. If a client describes children or a frail elder taken into very hot or prolonged sauna, or left unsupervised, or with intoxicated adults, discuss safety and, where a child is at risk, follow safeguarding duties.
- Cold-water dips and ice-hole swimming. Common in the tradition but with distinct risks (cold shock, drowning, especially with alcohol). Screen, route to medical advice, and refer to open-water safety guidance; see Domain XV for open-water swimming as a nature practice.
- Reports of misconduct at a venue (unwanted touch, filming, sexual behaviour by staff or others). Believe and support; explain reporting options (venue operator, police); follow safeguarding duties for children or adults at risk.
Harm account
What was actually done
- Ordinary sauna bathing combined with alcohol (Finland). A Finnish forensic study published in the Journal of Forensic Sciences (2008, vol. 53, no. 3, pp. 724–729) reviewed deaths in or near saunas in Finland from 1990 to 2002. Such deaths were rare (under 2 per 100,000 inhabitants a year); about half were natural deaths, mostly from pre-existing ischaemic heart disease; among external causes, heat effects and poisonings were more common than burns or mechanical injuries; the role of alcohol as a risk factor had grown, and the share of women had increased. An earlier review (Ylikahri, Heikkonen and Soukas, Annals of Clinical Research, 1988) estimated that alcohol contributes to about 20–25 sauna-related deaths a year in Finland, and listed the typical alcohol-related injuries: sprains and burns; head contusions; heat stroke after passing out in the sauna; drownings while swimming afterwards. The authors noted that physiological data on the interaction were "totally lacking" and that their mechanisms were presumptions. [source: NCJRS abstract and PubMed record of the 2008 study; PubMed abstract of Ylikahri et al.]
- Endurance competition: the World Sauna Championships, Heinola, Finland (1999–2010). An annual contest that grew out of informal sauna-sitting contests; competitors from more than 20 countries tried to outlast each other in heat and steam, with preliminary rounds and finals, judges checking each competitor with a thumbs-up signal, and the winner being the last to leave unaided. Rules banned alcohol and required sitting upright. In the final on 7 August 2010, minutes into the round, judges saw that the Russian finalist Vladimir Ladyzhensky (also spelled Ladyzhenskiy or Lazyzhenskiy in reports) was in trouble; he and the Finnish finalist Timo Kaukonen were pulled out. Ladyzhensky died despite resuscitation; Kaukonen was reported with serious burns, was in critical condition and spent weeks in a medically induced coma before being reported as recovering. Organisers said the rules had been followed and that all contestants had had a health check. The competition was suspended immediately and police investigated. Prosecutors reportedly did not charge the organisers, reportedly because the deceased may have used banned painkillers and ointments. [uncertain: not verified in a primary source] In April 2011 Heinola's city administrator, Hannu Komonen, proposed ending the championships, saying they could not continue as before and that safety could not be guaranteed; on 20 April 2011 the city announced it would no longer organise the event. [source: RTÉ News 2010; NSD 2011 (Swedish, own translation); Wikipedia summary citing City of Heinola]
How it caused harm
- Cardiovascular strain. Heat raises heart rate, cardiac output and noradrenaline, raising the heart muscle's oxygen demand and aggravating existing heart disease, which accounts for about half of Finnish sauna deaths in the forensic series. Unstable angina, recent infarction and severe aortic stenosis are contraindications in clinical review. [source: J Forensic Sci 2008 abstract; Hannuksela and Ellahham 2001]
- Fluid loss. Sweating and electrolyte loss concentrate the blood, which may raise clotting risk. [source: J Forensic Sci 2008 abstract]
- Alcohol. Impairs blood-pressure regulation (orthostatic hypotension, fainting, falls and head injury); intoxication and especially hangover expose people to arrhythmia, possibly worsened by heat; passing out in the heat leads to heat stroke and burns; swimming after drinking leads to drowning. [source: Ylikahri et al. 1988; Hannuksela and Ellahham 2001]
- Endurance competition. The contest format rewarded overriding the body's warning signals; the Heinola final ended with one death and one survivor with severe burns and prolonged critical illness. [source: RTÉ; Wikipedia summary]
- Burns and heat injury. Burns are documented among sauna injuries, and in the Heinola case; heat stroke after collapse in the heat is documented. [source: Ylikahri et al. 1988; RTÉ]
- Who was most at risk. People with heart disease; people who were intoxicated or hungover; people who passed out alone; competitors pushing past their limits; women's share of deaths has risen. Psychological sequelae for survivors of burns and for bereaved families are not documented in the cited sources. [uncertain]
Recognising it today
- Endurance framing: "last one out wins", "how long can you take it", sauna-sitting challenges, timed records shared online, bets, initiation rituals, pressure in sport, military or student groups. [synthesis]
- Alcohol and drugs in or around the sauna: drinking on the benches, "sweating out" a hangover, swimming or ice-hole dips after drinking, drug use at sauna parties. [source for risk: J Forensic Sci 2008; Ylikahri et al. 1988]
- Competitive or spectacle formats in commercial settings where the heat is the challenge, or where guests are discouraged from leaving or not told what is coming. The Aufguss guideline as presented requires a responsible person, trained staff, set limits and informing guests that they may leave. [source: Pieper/Deutscher Sauna-Bund; synthesis on spectacle formats]
- Health-cure claims: sauna promoted as treatment for heart disease or other illness, or longer and hotter use promoted as more protective, misreading observational findings as instructions. [source: ACC summary; synthesis]
- Red flags in a colleague's or a group's practice: a therapist or coach running heat "challenges" or prescribing heat or duration; combining sauna with intoxicants or fasting; discouraging medical clearance; mixing therapy and communal nudity with clients. [synthesis]
- How legitimate versions differ: the tradition's self-judgement ("everyone is an expert of their own sauna moment"), sauna peace (calm, no contest), sober bathing, free choice to leave, trained staff and informed guests at Aufguss, medical clearance where there is risk. [source: Elävä perintö; Suomen Saunaseura; Pieper]
What to do instead and how to help those harmed
- Safer alternatives: non-competitive, alcohol-free bathing in family, society or public saunas that follow published conduct (sauna peace); Aufguss only at venues working to the guideline with trained staff; medical clearance where any risk exists. [source: Suomen Saunaseura; Pieper; Hannuksela and Ellahham 2001]
- Clients who survived sauna injury (burns, collapse, near-drowning): screen for post-traumatic stress, pain, body-image distress and avoidance; coordinate with burns and medical teams; avoid re-exposure plans until medically cleared. [synthesis]
- Bereaved families (sauna death, often with alcohol at a cottage or gathering): grief work with attention to guilt, blame and the stigma of intoxication; screen for complicated grief and for the family's own drinking. [synthesis]
- Competitors or groups still drawn to endurance: motivational work on what lasting out provides; link to safe forms of challenge. [synthesis]
- Ethical, reporting and legal duties: report unsafe commercial practice to the operator and, where injury occurs, to the relevant authority; safeguarding for children or adults at risk; report sexual misconduct as the law and professional codes require; never advise on medicines. [synthesis]
Sources
Web sources:
- Sauna culture in Finland (UNESCO Intangible Cultural Heritage)
- Sauna culture, intangible cultural heritage (Museovirasto, Finnish Heritage Agency)
- Saunominen / Sauna bathing, Elävä perintö wiki entry (UNESCO-hosted document, Finnish)
- Suomen Saunaseuran saunarauha (Finnish Sauna Society, Finnish)
- Pieper R-A. Aufgüsse in öffentlichen Bädern: Zur Umsetzung der Richtlinie für Saunaaufgüsse (Deutscher Sauna-Bund / DGUV, German)
- Is sauna use associated with reduced risk of CV events? (American College of Cardiology summary of Laukkanen et al., JAMA Intern Med 2015)
- Death in sauna, J Forensic Sci 2008;53(3):724–729 (NCJRS abstract)
- Death in sauna. J Forensic Sci 2008;53(3):724–9, DOI 10.1111/j.1556-4029.2008.00703.x (PubMed record; authors not shown in the record used)
- Laukkanen et al. JAMA Intern Med 2015;175(4):542–548, with the editor's note: Redberg RF. Health benefits of sauna bathing. JAMA Intern Med 2015;175(4):548 (JAMA Network)
- Janssen CW, Lowry CA, Mehl MR, et al. Whole-body hyperthermia for the treatment of major depressive disorder: a randomized clinical trial. JAMA Psychiatry 2016;73(8):789–795 (University of Arizona record)
- Drüen B, Albrecht A, Fendler D, et al. Abschlussbericht: Wärmebelastung beim Durchführen von Saunaaufgüssen (DGUV Sachgebiet Bäder, 10 Dec 2018, German)
- Ylikahri R, Heikkonen E, Soukas A. The sauna and alcohol. Ann Clin Res 1988;20(4):287–91 (PubMed)
- Hannuksela ML, Ellahham S. Benefits and risks of sauna bathing. Am J Med 2001;110(2):118–126 (abstract)
- RTÉ News report on the World Sauna Championships death (8 August 2010)
- Slut på bastu-VM i Heinola (NSD, 14 April 2011, Swedish)
- World Sauna Championships (Wikipedia)
Professional codes cited:
- APA Ethical Principles of Psychologists and Code of Conduct
- UKCP Code of Ethics and Professional Practice 2019
- BACP Ethical Framework for the Counselling Professions 2018
Gaps: the authorship of the 2008 Journal of Forensic Sciences study and the current edition of the DGfdB Aufguss guideline (a June 2025 draft has been mentioned) remain [uncertain].
Translations from Finnish, German and Swedish are the author's own brief renderings.