ScienceInsights

Learn what your blood pressure numbers actually mean, what counts as healthy, and simple ways to keep them in a good range.

Vaginal swelling after sex can stem from normal arousal, friction, allergies, or infection. Learn what's likely causing it and when to see a doctor.

Discover which foods — from leafy greens to fatty fish — can help lower high blood pressure, and how to fit them into your daily diet.

Bird flu in humans can range from mild respiratory symptoms to severe illness. Learn what signs to watch for and which factors raise your risk.

Learn what a C-reactive protein test measures, why your doctor might order one, and what your results could mean for your health.

Learn the safe daily ibuprofen limits for adults and children, how long you can take it, and signs that you may have taken too much.

Learn what each stage of prostate cancer means, how doctors determine staging, and what survival rates look like from early to advanced disease.

Practical advice on telling a partner you have herpes, including what to say, how to handle their reaction, and ways to reduce transmission risk.

Benadryl typically leaves your system in 1–2 days, but age, liver health, and other factors can make that window much longer or shorter.

Naked Green Machine has real nutrients, but also a surprising amount of sugar. Here's an honest look at what you're actually getting in each bottle.