Is there really one chemical responsible for “old person smell”? And does persimmon soap remove it better than regular soap? A doctor takes a close look at the surprisingly thin science behind 2-nonenal, aging odor, and the claims being made online.
Redness, burning, itching, or swelling after using a skincare product doesn’t necessarily mean you’re allergic to it. Learn how allergic contact dermatitis, irritant contact dermatitis, and immediate contact reactions differ—and what to do when your skin reacts.
If your skin is acting up, it's tempting to pile on new products. But what your skin really needs might be less. Learn how to troubleshoot with calm and clarity.
Keratosis pilaris is a buildup of keratin and dead skin cells within the hair follicles, causing them to bulge (hence the bumpy texture), and often causing them to get irritated and inflamed. Here's how you can help your skin.
