Topic
Mortality
Mortality is a recurring research topic on Health Canon. This hub collects related explainers and protocols, newest first, each with evidence grades and practical decision frameworks.
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Light & Recovery
Sun Exposure, Vitamin D, and Population Mortality: Cohorts vs VITAL Reality
Swedish sun-avoidance cohorts associate with higher mortality—confounded. VITAL found no primary CVD/cancer benefit from 2000 IU vitamin D in general adults. UV remains a proven carcinogen.
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Light & Recovery
Laukkanen JAMA Sauna Study: CVD and Sudden Cardiac Death in Finnish Men
KIHD 2,315 men, ~20.7-year follow-up: 4–7 saunas/week vs 1× associated with HR 0.37 SCD and 0.50 fatal CVD after adjustment—graded dose-response, not proven causation.
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Light & Recovery
Sauna and All-Cause Mortality: Mixed-Sex Extensions Beyond the 2015 Male Paper
All-cause HR ~0.60 for frequent sauna in KIHD men; mixed-sex CVD mortality extensions and joint fitness analyses support directional benefit—with Finnish cultural generalizability limits.
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Men's Health
Sauna and Men’s Cardiovascular Data: KIHD Hazard Ratios Explained
In Finnish men, 4–7 sauna sessions/week vs 1×/week: SCD HR 0.37, fatal CVD ~0.50—observational, traditional dry sauna, not infrared.
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Light & Recovery
Finnish Sauna and Mortality: The KIHD Laukkanen JAMA Study Explained
2,315 men, 20.7-year follow-up: 4–7 sauna sessions/week vs 1×/week associated with HR 0.37 for sudden cardiac death—observational, not causal proof.
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