ScienceInsights

One-month-olds typically sleep 14–17 hours a day in short stretches. Here's what normal sleep looks like and when to check with your pediatrician.

Colds rarely disappear in a day, but zinc, rest, and the right OTC meds can meaningfully speed your recovery. Here's what actually helps.

A standard drink contains 0.6 oz of pure alcohol, but most poured drinks exceed that. Here's how to measure what you're actually consuming.

Learn the physical signs, symptoms, and blood tests that can help you identify insulin resistance before it becomes a bigger health problem.

Get more from your doctor visits by learning how to prepare, ask better questions, and speak up when something feels off.

STD symptoms can appear anywhere from 2 days to several months after exposure. Here's how long each common STI typically takes to show up.

Persistent tiredness often has a medical cause. Learn about 8 common reasons for chronic fatigue, from iron deficiency to sleep apnea and thyroid issues.

Strep throat is treated with antibiotics like penicillin and amoxicillin, but there are options if you're allergic or keep getting infections.

The vulva and vagina are two distinct structures with different locations and functions. Here's what sets them apart and how to care for each.

Inflamed gums often improve with simple home care, but some causes need professional attention. Here's what helps and when to see a dentist.