ScienceInsights

Medicare can cover HRT, but costs and eligibility vary by plan and hormone type. Here's what to expect for menopause, testosterone, and gender-affirming care.

Inflammatory arthritis stems from a mix of genes, gut bacteria, smoking, and metabolism. Here's what science says about why joints become inflamed.

Puffy ankles are often harmless, but sometimes signal heart, kidney, or vein issues. Learn what's likely causing your swelling and when to see a doctor.

Runner's knee causes pain around the kneecap during activity. Learn what's happening inside the joint, how it's treated, and how long recovery takes.

Learn what a 0.08 BAC really means, how it affects your body, how many drinks it takes to get there, and how long it takes to clear your system.

Learn practical ways to relieve upper back tension using your hands, a lacrosse ball, or a massage gun — plus when to seek professional help.

Cutting back on alcohol? Here are drinks and habits that genuinely replace what you got from it—socially, emotionally, and physically.

Learn how protein intake, resistance training, sleep, and stress all work together to help you hold onto muscle as you age or lose weight.

From heat therapy to hydration, learn practical ways to ease abdominal cramps and when your symptoms might need a doctor's attention.

Six practical balance tests, from the single-leg stand to the Berg Balance Scale, and what your results actually mean for your health.