Longevity
Biomarkers, healthy aging, preventative health, and lifespan research.
88 articles in Longevity · page 4 of 8
The Longevity Escape Velocity Debate
A provocative idea examined against demographic evidence that life-expectancy gains are slowing rather than accelerating away.
Read →Purpose and Lifespan: The Psychological Evidence
Purpose in life tracks with lower mortality across large cohorts. What that observational finding can and cannot establish.
Read →Social Connection and Longevity
A 148-study meta-analysis tied stronger social ties to 50% higher odds of survival. Why the effect is large, and what the caveats are.
Read →VO2 Max and Lifespan: The Most Underrated Longevity Marker
In 122,007 patients, the least-fit faced ~5x the mortality of the fittest — with low fitness outranking smoking, diabetes, and coronary disease as a risk.
Read →Walking and Lifespan: The Steps That Matter
How much walking actually moves the mortality needle, why 10,000 steps was never the threshold, and where the benefit curve flattens out.
Read →Measuring Healthspan vs Lifespan
Years in good health may matter more than total years, but healthspan is genuinely hard to measure. How researchers try, and fail.
Read →The Longevity Diet: What the Evidence Supports
Cutting through the diet wars to the eating patterns that consistently track with longer, healthier life — and the ones that don't.
Read →Polyphenols and Aging: Beyond the Headlines
Polyphenol-rich diets track with lower mortality; trials of isolated polyphenols keep missing their primary endpoints. Where that gap comes from.
Read →Testosterone and Longevity in Men
Separating age-related decline, actual symptoms, and the trial evidence on intervention — what testosterone therapy has and has not shown.
Read →Omega-3s and Longevity
Where the omega-3 cardiovascular and aging evidence is solid, where large trials softened it, and what a reasonable reading looks like now.
Read →Vitamin D and Mortality: What Trials Show
Low vitamin D tracks with dying earlier. Then 52 randomized trials in 75,454 people tested supplements and found no all-cause mortality benefit.
Read →Menopause, HRT, and Healthy Aging
A clear-eyed look at hormone therapy's evolving evidence: genuinely effective for symptoms, but not a longevity intervention.
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