
Sauna: Truly a Heart Healer? [Many Studies Later]
Physionic
Dec 4, 2024
Mindsip insights from this episode:
Enhance heart pumping efficiency with sauna use
Sauna use can improve the heart's pumping efficiency, increasing the left ventricular ejection fraction by about three points.
Understand ejection fraction to assess heart pumping efficiency
A key measure of heart health is ejection fraction, where a lower number indicates the heart is less effective at pumping blood.
Utilize sauna to mimic exercise benefits
Sauna acts as an exercise mimetic by temporarily increasing heart rate, similar to endurance exercise.
Lower blood pressure with regular sauna use
Sauna use can lower systolic blood pressure by approximately 5.5 points and diastolic blood pressure by about 6.5 points.
Acknowledge bias in unregistered meta-analysis findings
The discussed meta-analysis was not pre-registered and excluded a database of unpublished studies, indicating potential for bias.
Recognize limitations in sauna research on heart benefits
Over 90% of the studies on sauna's heart benefits were conducted on heart failure patients, making it difficult to generalize the findings.
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