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Peter Attia I Changed my Mind on Sauna

Key Takeaways

Dr. Peter Attia has become more supportive of sauna use for health benefits.
Sauna use may lead to a significant reduction in all-cause mortality risk.
Prospective data shows a 30-40% relative risk reduction in mortality for frequent sauna users.
Heat shock proteins and nitric oxide are potential mechanisms behind sauna's health benefits.
Caution is advised against alcohol consumption while using a sauna due to health risks.

40

percent reduction in all-cause mortality risk for frequent sauna users

18

percent absolute risk reduction in mortality

2000

participants in a significant sauna study

Dr. Attia's Change of Mind

Initially skeptical about sauna's long-term health benefits.
Now believes sauna use can significantly impact longevity.

Research Findings on Sauna Use

Prospective studies indicate a 30-40% reduction in mortality risk.
Challenges in establishing causation due to confounding variables.

Mechanisms of Action

Heat shock proteins may protect cells from stress.
Nitric oxide release leads to vasodilation and reduced blood pressure.
Sauna may mimic some benefits of exercise.

Cautions and Recommendations

Avoid alcohol consumption while using a sauna.
Sauna use more than once per week is recommended for health benefits.

Notable Quotes

"I'm way way way more bullish on sauna than I before."

"The burden of evidence in the non-randomized data is so strong it's becoming hard to ignore."

"Using a sauna more than once per week seems to provide some outsized health benefits."