Blog
Biological age score went up: what to check first
A biological age score went up for many reasons. Learn how to audit units, timing, illness, marker drivers, and retest timing before changing everything.
Healthy home audit for longevity: air, water, light, and noise
A healthy home audit for longevity ranks air, water, light, noise, mold, and chemical risks without duplicating every single-exposure guide.
Biological age after retirement: what changes and what to track
Biological age after retirement can improve or drift. Learn which activity, sleep, social, fitness, and blood markers to track when work structure disappears.
Can biological age change in 90 days, or is it noise?
Can biological age change in 90 days? Learn what can shift, what is measurement noise, and how to interpret a short-term retest safely.
Pace-of-aging score vs biological age gap: which is more actionable?
Pace-of-aging score vs biological age gap explained: when each aging metric is useful, what to repeat, and how to act without overreacting.
Why biological age tests disagree: inputs, formulas, and timing
Why biological age tests disagree, how inputs and formulas change the score, and how to interpret conflicting results without overreacting.
PhenoAge result changed: real improvement or lab noise?
PhenoAge result changed lab noise is common. Learn when a shift likely reflects real progress, when to retest, and which biomarkers to inspect safely.
Optimism and longevity: the 7.5-year mindset effect
Optimistic people live up to 7.5 years longer. Here is what the Yale, Harvard, and Boston VA studies actually show — and how to use the finding.
How often should you measure biological age? Retest timing by clock type
How often to measure biological age, retest cadence by clock type (DunedinPACE, PhenoAge, KDM), blood markers, and the case for wearable tracking.