ScienceInsights

Dry, cracked feet aren't just a cosmetic issue. Learn what causes them, which health conditions play a role, and how to treat and prevent them.

Chronic nausea can stem from gut issues, anxiety, medications, or hormonal changes. Learn what might be causing yours and when to see a doctor.

Orgasms in early pregnancy are safe for most people, but cramping and spotting can be alarming. Here's what the research says and when to check with your doctor.

A wheezy cough after running is often exercise-induced bronchoconstriction. Learn what causes it, how it's diagnosed, and how to manage it.

Side eye pain can stem from anything like a stye or eye strain to sinus pressure or glaucoma. Here's how to tell what might be causing yours.

From saltwater rinses to spotting nutritional deficiencies, here's what actually helps mouth ulcers heal faster and hurt less.

At 5 weeks, your baby is smaller than a sesame seed but already forming a heart, brain, and spinal cord. Here's what's actually happening.

Grapefruit can change how your body processes certain medications. Here's why it happens and how to know if your prescription is affected.

Common mistakes like drinking too much water or testing too early can affect your results. Here's how to get a more accurate pregnancy test.

Adults with hand foot and mouth disease typically recover in 7–10 days, but symptoms can hit harder than in kids. Here's what to expect and when you're contagious.