The magazine of preventive health and longevity.
Sourced, fact-checked articles written by doctors and experts, to understand, prevent and act every day.
Iodine and Thyroid: The Proven Link to Metabolism
Iodine and thyroid function are tightly linked: without enough dietary iodine, the thyroid cannot make the T3 and T4 hormones that set…
Fasting Blood Glucose: 5 Proven Keys to Reading It Right
Fasting blood glucose reveals more than a single number suggests: reference thresholds, common causes of day to day variation, and what cohort…
Coffee Longevity: What the Major Studies Reveal
Four major cohorts, EPIC, Harvard and UK Biobank, link regular coffee consumption to lower all-cause mortality. Here is what the coffee longevity…
MCT Oil: Proven Benefits for Longevity
MCT oil is a fast-absorbing fat that supports modest weight loss and steady energy, but the evidence on brain health and cholesterol…
Insulin Resistance: 7 Signs and Proven Levers to Take Action
Insulin resistance can progress for years without any visible symptom. Here are the 7 clinical signs to watch for and the lifestyle…
FOXO3 Gene: Why It Matters for Longevity and How to Support It
The FOXO3 gene is linked to human longevity, but its variant is fixed at birth. Five lifestyle levers can still influence how…
The 5 Best Longevity Foods to Eat After 50
Fatty fish, legumes, berries, nuts and leafy greens: the five longevity foods best supported by science to protect muscle, heart and brain…
How to Live Longer: 10 Habits Backed by Science
Large studies show that a handful of daily habits, diet, movement, sleep, stress management and social connection, can add years to your…
Fasting Mimicking Diet (FMD): Biological Age Drops by 2.5 Years
A five-day, plant-based fasting mimicking diet created by Valter Longo lowered biological age by 2.5 years after three monthly cycles, independent of…