This autoimmune disease may impact your skin as well as your nails and hair. Learn what to look for to treat lupus more effectively.

Poison ivy, poison oak, and poison sumac all contain urushiol, a toxic oil that triggers an allergic rash in most people 12 to 72 hours after contact. Urushiol can spread from contaminated clothing, ...

Lots of things can turn your skin red, including acne, an allergic reaction, or a severe skin disorder. Sometimes the redness goes away on its own. But you may need treatment if your symptoms are ...

Noticing a new rash? Or maybe a red bump you haven’t seen before? Perhaps a bite or sting is causing unexpected symptoms? Whatever may be the case, skin redness is a very common occurrence. There’s a ...

An armpit rash is often caused by irritation from sweat, friction, soap, or dryness. It could also be an allergic reaction to fragrances or propylene glycol (a deodorant ingredient). Other causes of ...