A rash on one or both eyelids is usually a sign of dermatitis. Many common environmental irritants, allergens, and daily activities can trigger the red, swollen, itchy skin of a dermatitis rash. Most ...

A rash on the inner thigh or near the groin can be caused by close-fitting clothing, leg shaving, or situations that result in little airflow and sweat that can trigger a rash. Common skin disorders ...

Perioral dermatitis is a skin condition characterized by a rash around the mouth. It is one type of dermatitis, which is a general term for skin irritation. In the word “perioral,” “peri ...

Leaving some shampoo on your scalp can irritate it. If you have an itchy scalp and a rash, you may have a condition called allergic contact dermatitis. This is common among people who dye their hair.