Blog
Normal ALT with fatty liver risk: when labs miss metabolism
Normal ALT with fatty liver risk can be misleading. Learn when metabolic markers, FIB-4, GGT, ultrasound, and elastography add context.
Processing speed vs memory decline: which changes first?
Processing speed often slows before memory becomes unreliable. Learn how to tell normal slowing from concerning memory decline and what to track first.
Water filters for PFAS and microplastics: what actually helps?
Water filters for PFAS and microplastics are not interchangeable. Learn when carbon, ion exchange, reverse osmosis, and certifications matter.
Bedroom temperature and sleep quality: what range supports recovery?
Bedroom temperature affects sleep quality, HRV, and recovery. Learn the best range by age, season, bedding, and wearable sleep pattern.
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.
Blue light at night vs morning light: which matters more?
Blue light at night vs morning light is not an either-or choice. Learn which light habit matters most for sleep, circadian timing, and recovery.
Deload weeks after 40: when recovery data says to back off
Deload week after 40 guide: use HRV, resting heart rate, sleep, soreness, and training load to reduce volume before recovery debt builds.
Estrogen vs progesterone in perimenopause: which affects aging more?
Estrogen vs progesterone in perimenopause: compare sleep, cycles, metabolism, labs, and biological-age signals without overreading one hormone.
Exercising at night and sleep quality: when timing backfires
Exercise at night can help or hurt sleep quality depending on intensity, timing, and recovery. Learn when evening workouts backfire and what to track.