ScienceInsights

Itchy, dry eyelids can stem from blocked oil glands, eczema, allergies, or even tiny mites. Learn what's likely causing yours and how to find relief.

Zinc oxide and titanium dioxide each have real trade-offs in UV coverage, skin feel, and reef safety. Here's how to pick the right one for you.

Heavy eyes are often caused by fatigue or allergies, but sometimes signal something more. Learn what's behind it and how to find relief.

Learn how to manage a fever at home, stay hydrated, and recognize the warning signs that mean it's time to see a doctor.

Simple, practical ways to manage period discomfort, from easing cramps to eating well and knowing what's normal for your cycle.

Calm a facial rash at home with the right remedies for your skin condition, and know when it's time to see a doctor.

The prostate can be a source of intense pleasure for men. Learn where it is, why it feels good, and how to explore it safely.

There's no medical age limit for abortion, but minors may face parental consent laws. Here's what to know at any age.

Many STIs have no symptoms, so testing is the only way to know for sure. Learn what signs to watch for and when to get tested.

Losing 50–100 hairs a day is normal, but some patterns signal something more. Learn what to watch for and when it's worth talking to a doctor.