Alopecia areata happens when the immune system attacks hair follicles. This causes the hairs in those follicles to fall out and not grow back.
An autoimmune disease in which the skin becomes thickened and hardened. It can also affect internal organs.
Shingles is a painful, blistering skin rash caused by the virus that causes chickenpox. Learn about symptoms and treatment.
Pemphigus and pemphigoid are two rare autoimmune blistering disorders that are not contagious. Learn about symptoms and treatment.
Vitiligo is a disease that causes patches of skin to lose their color, resulting in white spots. Learn about causes and treatment.
A common bacterial infection of the skin that causes pain, redness, and swelling.
A fungal infection that can affect the skin, fingernails, toenails, and/or hair.
Photodynamic therapy is a sun damage treatment that relies on a photosensitizing drug and particular kind of light. Learn about symptoms and treatment.
Dermatitis herpetiformis is an autoimmune disease triggered by eating gluten. Learn about symptoms and treatment.
A skin disorder marked by a rash of small, raised skin-colored or reddish spots.