ScienceInsights

Side sleeping wins for most people, but your ideal position depends on your health needs. Here's what the research says about sleeping better.

Bananas affect digestion through fiber, resistant starch, and potassium—and ripeness changes how your gut responds to each one.

Persistent itching can stem from dry skin, stress, or serious conditions like kidney disease. Learn the common causes and when to see a doctor.

Pasteurized sour cream is generally safe during pregnancy. Learn what to look for on the label and how to store it properly.

Learn what actually helps when someone you care about is anxious, from the right words to breathing techniques and grounding exercises.

Learn how tapering, medications, and proper nutrition can help manage alcohol withdrawal symptoms, and when to seek medical care.

Hiatal hernias are more common than most people realize, often causing no symptoms at all. Learn who gets them and when they actually need treatment.

Sinus infections cause more than a stuffy nose. Learn the common symptoms, how they differ from a cold, and when to see a doctor.

Post nasal drip can stem from allergies, acid reflux, dry air, and more. Learn what's commonly behind that persistent throat drip.

Lifestyle changes like exercise, sleep, and diet can meaningfully improve erection quality. Here's what the evidence actually shows.