Acne is a skin condition characterized by pimples, blackheads, and whiteheads on the face, back, and chest. Learn about symptoms and treatment.
Frostbite is a condition in which the skin—and sometimes the tissues underneath the skin—freezes. 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.
Viral warts are viral infections of the skin that are most common on the hands and feet. 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.
Alopecia areata happens when the immune system attacks hair follicles. This causes the hairs in those follicles to fall out and not grow back.