Spermidine may mitigate age-induced deteriorations of the heart, brain, and hair by inducing autophagy and preserving telomere length — the protective endcaps of our chromosomes.

Chronological age is a substandard proxy for biological age, as seen by this cohort of 45-year-olds who varied widely in their rates of internal aging and organ dysfunction.

Current treatments for Alzheimer’s disease mitigate symptoms rather than treating the cause. Cannabidiol (CBD) may present an alternative to preventing neurodegeneration and inflammation.

From antioxidant-rich plants to omega-3-loaded seafood to caloric restriction, there’s plenty you can eat — or avoid — to boost your chances of becoming a healthy centenarian.