Regular Sauna Use

Consistent sauna or heat bathing.

89Minimal burden · out of 100

Evidence strengthmoderate

How this score is built

100Start
95.4Chemical hazard 1 × 4.6−4.6
92Everyday exposure 1 × 3.4−3.4
89Persistence 1 × 2.6−2.6, then rounded to 89
MinimalThe band89 sits in 80–100.

What each input rests on

The three ratings behind the score, and the studies each rests on
Input	Rating	Evidence
Chemical hazard	1/10	In 2,315 middle-aged Finnish men followed for a median 20.7 years, four to seven sauna sessions a week were associated with lower sudden cardiac death (hazard ratio 0.37 against one a week) and lower all-cause mortality; the study is observational. Association between sauna bathing and fatal cardiovascular and all-cause mortality events · JAMA Intern Med 2015 DOI 10.1001/jamainternmed.2014.8187 · PMID 25705824 · Abstract, Results · read 2026-10-21
Everyday exposure	1/10	unsourced input
Persistence	1/10	unsourced input

Ratings are editorial. A study listed here supports the rating; it did not compute it. How the index is built

What this means for you

Associated with cardiovascular benefits and supports the body's natural processes through heat adaptation and sweating. Hydrate well and listen to your body.

Evidence strength: moderate

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