A disease caused by ultraviolet light that comes from the sun’s rays.
Skin lymphoma is a rare form of skin cancer that is not linked to sun exposure. Learn about symptoms and treatment.
Melanoma is a type of skin cancer that forms in the cells that produce skin color. Learn about symptoms and treatment.
Cutaneous T-cell lymphoma (CTCL) is a rare form of lymphoma that can affect the skin, blood, lymph system, and internal organs. Learn about symptoms and treatment.
Mohs surgery is a type of surgery for skin cancer that minimizes the amount of skin removed. Learn more about this procedure.
Basal cell carcinoma accounts for 80 percent of all skin cancers. The cause is damage to the DNA of cells in the epidermis, the top layer of the skin.
Vitiligo is a disease that causes patches of skin to lose their color, resulting in white spots. Learn about causes and treatment.
Allergic contact dermatitis is the skin's reaction to an irritant—anything from poison ivy to certain fabrics can cause your skin to flare. Learn about symptoms and treatment.
Acne is a skin condition characterized by pimples, blackheads, and whiteheads on the face, back, and chest. Learn about symptoms and treatment.
Actinic keratosis (AK) is a scaly and rough patch of skin caused by years of sun damage. Learn about symptoms and treatment.