If your skin touches something that irritates it or that you're allergic to, you might get a red rash. Doctors call this dermatitis. Many different things, like cosmetics, dyes, detergents, and cleaners, can cause it.
If your skin touches something that irritates it or that you're allergic to, you might get a red rash. Doctors call this dermatitis. Many different things, like cosmetics, dyes, detergents, and cleaners, can cause it.