The magazine of preventive health and longevity.
Sourced, fact-checked articles written by doctors and experts, to understand, prevent and act every day.
Epigenetics and Aging: 5 Proven Levers to Slow It Down
Epigenetics and aging are tightly linked: diet, sleep, stress and exercise switch genes on or off without changing your DNA, and several…
Choline: How This Nutrient Acts on the Brain and Liver
Choline is an essential nutrient the liver can only partly make on its own, supporting memory and protecting against fatty liver, yet…
Vitamin B12: Deficiency, Proven Benefits, and Optimal Dose (2026)
Vitamin B12 deficiency often develops silently for months, especially after age 60, in vegans, and during certain treatments. Learn the symptoms, the…
Blood Longevity Markers: A 4-Lever Protocol to Improve Them
Blood longevity markers such as CRP, glucose and cholesterol respond to lifestyle changes within months. This 4-lever protocol ranks activity, sleep, diet…
Phenotypic Age: The 9 Biomarkers That Make Up the Calculation
Phenotypic age blends nine common blood values into a single score that predicts mortality and chronic disease risk better than calendar age…
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…
Biological Age: Can You Really Get Younger?
Biological age reflects how worn your cells and organs really are, unlike chronological age. Here is how to measure it and four…
Carotenoids and Biological Age: 6 Pigments That Slow Aging
Carotenoids and biological age appear closely linked: several large studies found higher carotenoid intake tied to a younger biological age, sometimes more…
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…