ScienceInsights

Biting is common in babies and toddlers, but it can be stopped. Learn why it happens and what actually helps reduce it at home.

Itchy, flaky scalp? Learn what's likely causing it—dandruff, dry scalp, or psoriasis—and which treatments actually help.

Learn what herpes symptoms actually look and feel like, from early warning signs to repeat outbreaks, and how to tell them apart from similar conditions.

Learn to recognize verbal abuse, understand its effects on your brain, and find practical ways to respond, set boundaries, and heal.

Burned your finger? Learn how to cool it safely, avoid harmful home remedies, and know when it's time to see a doctor.

Strongest doesn't always mean best. Learn how pain relievers actually compare and which works for different types of pain.

Zofran is generally safe for short-term use, but duration limits vary by condition. Here's what the evidence says about how long is too long.

Most 3-month-olds need 14–17 hours of sleep a day, spread across naps and nighttime stretches—here's what that looks like in practice.

HPV vaccine school requirements vary by state, and exemptions are common. Here's where things stand and what doctors recommend.

Learn how to spot an infected bug bite, treat it at home, and know when it's time to see a doctor for antibiotics or urgent care.