ScienceInsights

Loose stools can often be eased with the right foods, hydration, and OTC remedies. Learn what helps and when to see a doctor.

Bicep twitching is usually harmless and linked to fatigue, caffeine, or low magnesium. Here's what causes it and how to make it stop.

Mental fatigue is more than feeling sleepy. Learn what's behind a tired mind and practical ways to recover your focus and energy.

Hard pimples need a gentler approach than surface breakouts. Learn which treatments actually work and what to avoid to heal them without scarring.

Learn what the vagina actually is, how it differs from the vulva, and how it works — from self-cleaning to childbirth.

Seed cycling is popular for hormone balance, but the science is thin. Here's what research and experts actually say about whether it works.

From color-filtering glasses to gene therapy, here's an honest look at what can and can't help with color blindness today.

Learn how plaques, genetics, poor sleep, and other factors contribute to Alzheimer's and dementia — and which risks you can actually control.

Learn how to find and check your pulse at the wrist, neck, and other spots, plus what a normal or irregular heartbeat actually feels like.

Condoms, regular screening, and treating partners are among the most effective ways to prevent chlamydia and avoid reinfection.