A heliotrope rash is historically described as a purplish eruption on the eyelids in patients who are White or have very fair skin. I've seen it look bright red, bright pink — very, very noticeable.

An armpit rash can be uncomfortable or even painful. Often, the cause is mysterious, but you can treat the conditions at home. Sometimes, however, an armpit rash is severe enough to require a trip ...

Disney rash is a type of vasculitis, also called golfer's or hiker's rash because it's strongly linked to the kind of walking these activities inspire. Learn more.

Viral rashes can affect children and adults alike. Learn how to recognize them, how they're spread, and how to treat them.

Cicada season may be over, but another pest emerges right after. Here's how to prevent possible bites and rashes from oak leaf itch mites.

Aquagenic urticaria is a rare condition in which water causes hives. Learn about its symptoms, causes, diagnosis, and treatment options.

Full-strength dosing should last for 3–4 weeks or until a response is noted, and a reduction to half strength is recommended until the rash is resolved, usually an additional 2–4 weeks.

Red, itchy blisters on your hands, fingers, & feet could mean dyshidrotic eczema. Find out what causes this skin condition and how to treat it.

Antibiotics and some blood pressure and cholesterol medications can increase the risk of dehydration, sunburn, or overheating. Learn how to stay safe.