ScienceInsights

Infected hair follicles can stem from bacteria, fungi, viruses, or skin irritation. Learn what raises your risk and when a mild case can turn serious.

Benadryl relieves allergies and aids sleep, but it comes with real risks—especially for older adults. Here's what you should know before taking it.

Eye pain can range from dry eyes and screen strain to serious conditions like glaucoma. Learn what's likely causing yours and when to see a doctor.

Insulin resistance develops from a mix of diet, body fat, inactivity, stress, and genetics. Here's what the science says about each contributing factor.

A dry throat can stem from mouth breathing, allergies, acid reflux, and more. Learn what's behind it and when to see a doctor.

Reglan can help with nausea, but it comes with real risks. Here's what to know about how it works, dosing, and who should avoid it.

From tape measures to DEXA scans, here's how different body fat methods work and which one makes sense for your goals.

Vascular pain stems from blood vessel problems and can feel different depending on whether arteries or veins are involved. Learn what to watch for.

Canker sores are painful but common. Learn what causes them, how they differ from cold sores, and what actually helps them heal faster.

NR-AxSpA causes chronic back pain without visible joint damage on X-rays. Learn how it's diagnosed, how it differs from ankylosing spondylitis, and how it's treated.