The magazine of preventive health and longevity.
Sourced, fact-checked articles written by doctors and experts, to understand, prevent and act every day.
Hyperbaric chamber: what the science really says about aging
A 2020 study reported telomeres lengthened by more than 20% after hyperbaric chamber sessions. Here is what the trials really show about…
Chronic Stress: 7 Proven Effects on Longevity
Chronic stress keeps cortisol elevated, shortens telomeres and fuels low grade inflammation. Here is what large cohort studies reveal about its measurable…
High Cortisol: 7 Signs and Proven Ways to Lower It
Chronic high cortisol raises cardiovascular risk and shows up as abdominal fat, high blood pressure, fatigue and anxiety. Sleep, meditation and moderate…
Omega-3 Index: The Proven Blood Marker of Longevity (2026)
The omega-3 index measures EPA and DHA in your blood, a proven marker of longevity and heart health, with clear benchmarks and…
Ashwagandha: Proven Benefits, Dosage and Safety (2026)
Ashwagandha is an adaptogenic plant studied in clinical trials for its effects on stress, sleep and muscle strength. This guide covers dosage,…
Sleep and Longevity: Why Good Sleep Can Slow Aging
Sleep and longevity are closely linked: consistent, good quality sleep supports nightly repair, memory consolidation and brain detox, while poor sleep accelerates…
8 Proven Levers for Aging After Menopause
Menopause reshapes bone and heart health for decades. These eight science backed levers, from movement to sleep, support healthy aging after menopause…
Omega-3 Fish: The 3 Best Sources for Longevity (and What to Avoid)
Sardines, mackerel and anchovies deliver the omega-3s linked to a longer, healthier life, while tuna and farmed salmon call for more caution.
Morning Light: 5 Essential Benefits for Longevity
Getting morning light outdoors soon after waking resets the circadian clock, supports NAD+ and SIRT1, and may help the skin repair overnight,…