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Healthy aging is less about extending years and more about extending the years that feel strong, sharp and independent.

Persistent brain fog is rarely a single problem — it is usually the meeting point of sleep, blood sugar, hormones and inflammation.

Eight glasses a day is a myth that won't die. Your actual hydration needs depend on body size, climate, activity and diet.

Peak bone mass is set by your late 20s — but your daily choices for decades afterward determine how strong that bone stays.

Chronic stress quietly shifts your metabolism toward fat storage, insulin resistance and disrupted sleep.

The menstrual cycle is a vital sign — its regularity reflects far more than reproductive readiness.

Sexual health is an inseparable part of overall human health — yet it remains one of the most under-discussed areas of medicine.

Cholesterol is far more nuanced than the simple LDL-vs-HDL story most of us were taught. Here's a modern, evidence-based view.

Testosterone naturally declines about 1% per year after age 30 — but lifestyle dramatically influences how steep that curve is.

From puberty through menopause, hormones shape mood, metabolism, bone density and reproductive health. Here is what changes — and what helps.

While you sleep, your brain runs a powerful overnight maintenance cycle that consolidates memory and clears metabolic waste.

Heart rate variability (HRV) is one of the most powerful, underused indicators of how well your nervous system is balancing stress and recovery.