Viral infections are illnesses caused by a virus rather than bacteria or fungi. Many viral infections can cause skin rashes, called exanthems. Most clear up on their own, but some require ...

Hailey-Hailey Disease Hailey-Hailey disease is a rare genetic condition that causes a blistering skin rash on the neck, armpits, skin folds (such as below the breast), and genitals. While these rashes ...