ScienceInsights

Easy bruising often comes down to nutrition, medications, or skin changes. Learn what actually helps reduce bruising and when to see a doctor.

Depression rarely has a single cause. Learn how genetics, brain chemistry, hormones, and life experiences can all play a role.

Ingrown hairs have several causes, from shaving technique to skin type. Learn what leads to them and how to prevent them from forming.

Pimples form for many reasons, from hormones and stress to diet and friction. Learn what different types and locations might mean for your skin.

Learn how the A1C test works, where you can get one, and how to make sense of your results—including when the test may not tell the full story.

Orencia works by blocking T-cell activation in the immune system. Learn how it differs from TNF blockers, what it treats, and what to expect during treatment.

Hangovers are rough, but the right foods, fluids, and painkillers can speed up recovery. Here's what actually helps and what to skip.

From brain activity to hormone release, here's what's actually happening in your body during and after ejaculation.

From prescription antivirals to OTC options, learn which cold sore treatments actually work and how early action can shorten healing time.

Lacosamide reduces seizures by enhancing slow sodium channel inactivation, a mechanism that sets it apart from older antiepileptic drugs.