ScienceInsights

From ibuprofen to honey, here's what actually helps a sore throat and when you might need to see a doctor.

STD testing costs vary widely—from free at local clinics to $300+ for full panels. Here's what to expect with and without insurance.

A fishy vaginal smell is usually BV, a bacterial imbalance that's very treatable. Learn what causes it, how to fix it, and when to see a doctor.

Learn the right Advil dose for adults and kids, how often you can take it, and when ibuprofen may not be safe for you.

Safe, gentle ways to relieve baby constipation at home, plus how to tell when it's time to call your doctor.

Tamiflu can shorten the flu by a day or two, but timing is everything. Here's what to expect during treatment and who benefits most.

Drinking plenty of water affects your kidneys, brain, heart, and more. Here's what actually happens inside your body when you stay well hydrated.

Baby teeth usually start coming in around 6 months, but every child is different. Learn the typical timeline and what to expect during teething.

Most people see dandruff improvement within 2–4 weeks of treatment, but the right shampoo and how you use it makes a real difference.

The Spanish flu killed an estimated 50–100 million people worldwide. Here's why counts vary, who was hit hardest, and what actually caused most deaths.