Biology Insights

A 113/62 blood pressure reading is generally healthy, but here's what to know about the diastolic number and when it's worth a closer look.

Viagra and ibuprofen don't have a known drug interaction, but shared side effects like dizziness mean some people should still take care.

Mouth ulcers are usually harmless but surprisingly easy to trigger. Learn what causes them, how to speed up healing, and when to see a doctor.

Learn to recognize sinus infection symptoms, how they differ from a cold or allergies, and when it's time to see a doctor.

Breastfeeding a 2-year-old is more common than you might think. Here's what health experts, biology, and research actually say about it.

Gummies can take 30 minutes to 2 hours to kick in. Learn what affects onset time and how to avoid taking too much by mistake.

Cranberry may help prevent UTIs by stopping bacteria from sticking to the bladder wall, but it won't treat an active infection. Here's what the science says.

Learn how long Actos (pioglitazone) stays in your system, what affects its clearance, and whether it shows up on drug screens.

Grief affects your mind and body in real ways. Here's what helps when you're navigating loss, from daily coping strategies to knowing when to seek support.

Science-backed look at masturbation frequency, health effects, and how to know if your habits are working for or against you.

The best time to take fiber depends on your health goal. Learn how to schedule it around meals, medications, and hydration for the best results.

Ear pain when chewing or swallowing is usually linked to your jaw joint, a tooth issue, or eustachian tube dysfunction — here's how to tell the difference.

Practical ways to relieve stomach gas fast, from gentle movement and massage to diet changes and when symptoms might need a closer look.

Ozempic can cause more than nausea. Learn about the digestive, kidney, thyroid, and other side effects worth knowing before or during treatment.

Most stomach bugs clear up in 1 to 3 days. Learn what to expect, how long you're contagious, and when symptoms might need a doctor's attention.

At 4 months pregnant, belly size varies widely. Learn what's normal, why bumps differ, and what to expect as your pregnancy progresses.

Ibuprofen is the go-to for tooth pain, but pairing it with acetaminophen can work even better. Here's what actually helps and when to see a dentist.

The Society of Apothecaries shaped modern medicine by training doctors, licensing practitioners, and even granting the first medical license to a woman in Britain.

Cheek breakouts often come down to your phone, pillowcase, or hormones. Here's what's likely causing yours and how to clear it up.