ScienceInsights

Puffy eyes are usually harmless, but knowing the cause helps. Learn what's behind the swelling and when it's worth seeing a doctor.

Cold or numb hands? Learn simple exercises, foods, and habits that can improve blood flow to your hands and when to see a doctor.

Drug prices vary wildly between countries due to government negotiation, patent rules, and how the U.S. pricing system works — with a few surprising exceptions.

Exercise, diet, sleep, and pelvic floor habits can all support genital blood flow and arousal. Here's what the evidence actually shows.

Certain foods like fatty fish, ginger, and magnesium-rich options may help ease period cramps. Here's what the science says about eating to reduce pain.

Ozempic slows digestion, but by how much and for how long? Learn what this means for side effects, medications, and surgical safety.

Bananas have a moderate glycemic index that varies with ripeness, and their fiber content means they affect blood sugar less than you might expect.

Simple, science-backed ways to manage stress—from light movement and time outdoors to better sleep and stronger social connections.

Most stomach bugs clear up in 1–3 days, but kids and adults have different warning signs to watch for. Here's what to expect and when to seek care.