ScienceInsights

Learn what the epiglottis looks like in its normal state, how it changes with age, and what swelling actually looks like to a doctor.

Sweaty feet are common but manageable. From antiperspirant and foot powder to iontophoresis and Botox, here are treatments that actually help.

Tight back muscles respond best to heat first, then stretching. Learn practical techniques to find relief and address what's causing the tension.

Glycine is a free amino acid, while glycinate is glycine bound to a mineral like magnesium. Here's how to tell them apart and when each one matters.

Strep rash typically fades within a week, but peeling can linger. Here's what to expect each day, with or without antibiotics.

Toenail fungus can take months to clear up. Here's what to expect from treatment, when you'll see results, and why reinfection is so common.

Millions of Americans live with addiction, yet most never receive treatment. Here's what the latest data shows about substance use in the US.

Simple lifestyle changes like eating less sodium, moving more, and managing stress can meaningfully lower high blood pressure without medication.

Paranoia attacks can feel overwhelming, but grounding techniques, lifestyle habits, and knowing when to seek help can make a real difference.

Dry patches on your face can stem from a damaged skin barrier, eczema, psoriasis, or harsh products. Learn what's causing yours and how to treat it.