ScienceInsights

Deep sleep needs shift throughout life. Learn how much you need at your age and simple ways to get more of it.

Learn how doctors diagnose metastatic breast cancer, from imaging scans and biopsies to genomic testing and liquid biopsies.

Zyn withdrawal typically peaks in the first few days and eases within weeks. Here's what to expect and what actually helps.

Find out which foods help settle an upset stomach, what to avoid, and how to stay hydrated when dealing with diarrhea.

Neck pain got you down? From heat and cold therapy to pillow choices and stretches, here are practical at-home remedies that can actually help.

Practical ways to relieve constipation, from toilet posture and prune juice to laxatives and fiber, plus when to see a doctor.

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.