Traditional and infrared saunas heat the body differently, and most famous longevity cohorts studied Finnish-style sauna.

Heat & Sauna - Sauna types & alternatives

Traditional vs infrared sauna

Last reviewed 3 August 2026. How we write this.

Traditional and infrared saunas heat the body differently, and most famous longevity cohorts studied Finnish-style sauna.

Traditional sauna heats the room and body; infrared devices deliver radiant energy at lower air temperatures. Both can raise body temperature, but they are not evidence-equivalent.

Educational content only. This does not diagnose, treat or replace individual advice from an appropriately qualified clinician.

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Educational content only. Not medical advice, diagnosis or treatment. Always consult a qualified healthcare professional before changing your health regimen.