Drug rashes can be an unwanted side effect of many medications. Learn which medications can cause these skin reactions.

The rash is also called Christmas tree rash because it usually starts with a larger oval-shaped red patch that looks a little like a Christmas tree. This larger patch appears first and can be ...

Learn more about the 9 most common food allergies. A rash resembling large purple patches or dark bruises can indicate a serious condition, such as vasculitis and deep vein thrombosis. A medical ...

The following content is for informational purposes only. This article is not intended to be a substitute for profession ...

A patch test for atopic dermatitis helps identify triggers and confirms diagnosis. Learn about self-testing and specialists ...

The first signs of measles typically appear 7 to 14 days after exposure to the virus. These early symptoms include: ...

Cradle cap is a rash that appears on or around the scalp, neck, or face. It can produce yellowish, greasy patches that appear scaly. Cradle cap is not a severe issue. It should clear on its own ...