Perioral dermatitis is a red, bumpy rash that affects the skin around your mouth. The condition is most common in females between 20 and 45 Causes include ... on the forehead, or on the chin.

A rash, or dermatitis (eczema), on the neck is skin inflammation and irritation. It causes a change in appearance and texture on the front, sides, or back of the neck. The appearance of a neck ...

Some common rashes that can affect the hands and feet include viral hand, foot, and mouth disease, dyshidrotic eczema, and impetigo, a bacterial skin infection. Some of these conditions may cause ...