Hives are a type of rash with a distinct appearance and behavior. Hives aren’t generally dangerous and often go away on their own. There are many other types of rashes with a wide variety of causes.

Hives are itchy red or white bumps that often stem from an allergic reaction. Some rashes are contagious, but hives are not spread from person to person. Corticosteroids and biologics can treat both ...

Whether your rash is itchy, bumpy, red or blistering, it's important to know what's causing it — and how serious it is. But ...

What Is a Morbilliform Rash? A morbilliform rash is any rash that looks a lot like measles. The word “morbilliform” means measles-like. Sometimes dermatologists call them morbilliform eruptions. Many ...

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 be ...

We independently select all products and services. If you click through links we provide, we may earn a commission. Learn More. Nicole McDermott has worked in the creative content space for the last ...

Purpura are small spots caused by the leaking of blood from blood vessels near the surface of your skin. A purpuric rash is an area of your skin covered in purpura. These spots may appear purplish red ...

A malar rash, or butterfly rash, typically appears across the cheeks and bridge of the nose in a butterfly shape. Lupus and rosacea are two conditions that can cause a malar rash. A malar rash can be ...

Chemo rash is one of the most common side effects of cancer treatment. These rashes usually aren’t serious, but they can cause pain, itching, and other uncomfortable symptoms. Chemotherapy, also ...

A sun rash — known medically as a polymorphic light eruption — is a skin reaction due to sun exposure. It may cause irritation but does not usually result in serious complications. It typically ...