ScienceInsights

Postpartum depression affects more new mothers than many realize. Learn who's at risk, how it differs from baby blues, and how well treatment works.

The sympathetic nervous system drives fight or flight, triggering physical changes that help you respond to stress and eventually calm back down.

Female hair loss has real, treatable causes. Learn which treatments actually have evidence behind them and how to build a plan that works for you.

Stage 4 melanoma can spread far beyond the skin. Learn what symptoms to watch for, from skin changes to signs in the lungs, brain, liver, and bones.

Adderall raises blood pressure for most people, but diet, exercise, and a few smart adjustments can help keep your numbers in a safer range.

Learn what arthritis symptoms feel like, how different types compare, and what tests doctors use to reach a diagnosis.

Learn what it takes to become a cardiac NP, from your BSN to board certification, plus realistic salary expectations and how long the path typically takes.

Swollen gums can often be soothed at home with saltwater rinses, cold compresses, and a few simple habits — plus signs it's time to see a dentist.

Persistent dizziness usually comes down to a handful of common culprits, from inner ear issues to dehydration. Here's how to figure out what's going on.

Honey, warm fluids, and a few other simple remedies can genuinely help a cough — here's what the evidence says and when to see a doctor.