ScienceInsights

Simple, science-backed habits that support a healthier brain — from regular exercise and quality sleep to diet, learning, and social connection.

Brain fog can stem from sleep, hormones, or medications. Learn what's behind that fuzzy thinking and what actually helps.

Alcohol damages nerves through direct toxicity, oxidative stress, and nutritional deficits. Learn how symptoms develop and what recovery looks like after quitting.

From honey and warm liquids to humidity and lozenges, here are practical remedies that can help calm a cough at home.

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.