The magazine of preventive health and longevity.
Sourced, fact-checked articles written by doctors and experts, to understand, prevent and act every day.
Water Retention: 6 Proven Causes and Essential Fixes
Water retention causes fluid to build up in the ankles, hands or face, often from excess salt, heat or hormonal shifts. Simple…
Spirulina or Chlorella: Which One Should You Choose for Longevity?
Spirulina and chlorella are often sold as similar longevity superfoods, but randomized trials show different strengths: spirulina for cholesterol and blood pressure,…
Calorie Restriction and Longevity: How Much Should You Actually Cut?
Calorie restriction can slow biological aging, but how much reduction is realistic and safe? CALERIE, the Wisconsin monkey cohort and the Waziry…
Metformin Longevity: 3 Scientific Proofs to Know
Metformin, a diabetes drug, is studied for its effects on longevity. Here are 3 scientific proofs behind the metformin longevity hypothesis and…
Plant Protein or Animal Protein: Which Should You Choose?
Plant protein and animal protein both supply essential amino acids, but studies on mortality, muscle synthesis and long term health show they…
6 Proven Causes of Obesity and Weight Gain
Genetics, sleep, ultra-processed food and the gut microbiome are among six proven causes of obesity, each backed by peer-reviewed research explaining how…
Keto Diet: 5 Proven Effects on Weight and Metabolism
The keto diet is a very low carbohydrate, high fat diet. Trials show it can speed weight loss, curb appetite and improve…
Fasted Cardio: Does Training on an Empty Stomach Actually Work?
Studies show fasted cardio raises fat burning during exercise and improves glucose tolerance, but it does not lead to greater fat loss…
Inositol: How It Affects Anxiety and Insulin Resistance
Inositol acts as a second messenger for insulin and serotonin, with early trials suggesting benefits for panic attacks and, in women with…