Christopher J. Haas, MD, FAAD, is a board-certified dermatologist with LCMC Health in Louisiana. In addition to his clinical practice, he serves as assistant professor of dermatology at LSU Health ...

What Causes a Rash in Your Armpit? An armpit rash is more common than you might think. Your armpits probably come into contact with more chemicals each day than most other parts of your body. Don’t ...

Viral skin rashes (also known as viral exanthems) can cause itching, irritation, and pain — and possibly symptoms like fever or fatigue. Unlike allergic rashes, which happen when your immune ...