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.
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.
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.
Photoaging is when the sun prematurely—and sometimes dangerously—ages the skin. Learn about symptoms and treatment.
While not cancerous, benign growths on the eyelid or eye can become uncomfortable or interfere with vision. These growths are common and treatable.
Actinic keratosis (AK) is a scaly and rough patch of skin caused by years of sun damage. 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.