ScienceInsights

Most 14-year-olds need 8 to 10 hours of sleep, but biology and school schedules make that harder than it sounds. Here's what parents and teens should know.

Learn why your feet tingle, how to relieve it fast, and when persistent pins and needles might signal something worth checking out.

A white tongue is usually harmless buildup, but it can sometimes signal thrush, leukoplakia, or other conditions worth knowing about.

Saline rinses, the right OTC meds, steam, and humidity tips that actually help clear a stuffy or runny nose faster.

ADHD in kids can look like daydreaming, emotional outbursts, or struggling socially—learn the signs that often go unnoticed, especially in girls.

Most famotidine side effects clear up within a day or two, but some—like rebound acid or neurological effects—can linger longer depending on your health.

Low blood pressure can stem from many everyday causes, including dehydration, certain medications, and even eating a meal. Here's what to know.

Left side stomach pain can stem from gas to kidney stones. Learn what's likely causing yours and which symptoms mean it's time to see a doctor.

Most heat rash clears up in a few days, but the timeline depends on the type. Learn what to expect and how to help your skin recover faster.

The right pillow for neck pain depends on your sleep position and mattress, not just how soft it feels. Here's how to find your best fit.