The magazine of preventive health and longevity.
Sourced, fact-checked articles written by doctors and experts, to understand, prevent and act every day.
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…
Immune System Aging: 6 Proven Effects on Your Defenses
Immune system aging starts in the fifties, weakening vaccine response, wound healing and infection recovery. These are the proven biological mechanisms behind…
DHEA Dose: Precautions and Who Really Benefits
DHEA is often sold as an anti-aging fix, but clinical trials show a real DHEA dose benefit only in adrenal insufficiency and…
Chronic Fatigue: 5 Proven Causes and Solutions
Chronic fatigue has identifiable causes, from sleep debt to thyroid dysfunction and prolonged stress. Here is what the evidence shows, and how…
Male Menopause (Andropause): 6 Proven Effects of Declining Testosterone
Male menopause, or andropause, is the gradual decline in testosterone after age 40 that affects muscle, bone density, libido and mood, according…
Running for Heart Health: 5 Proven Cardiovascular Effects
Running lowers cardiovascular mortality by 30 to 45%, per two large studies. Here are five proven heart effects, their limits, and safe…
Alzheimer’s Prevention: 5 Levers Backed by Science
Science identifies concrete, modifiable levers for Alzheimer's prevention, from sleep and hearing to physical activity and blood pressure, though none guarantees protection…
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…
Coenzyme Q10: Proven Benefits, Dosage and Precautions (2026)
Coenzyme Q10 is one of the most studied heart supplements, with clinical trial evidence on heart failure, statin related muscle pain and…