Whether it’s one pimple or a cluster of blemishes, acne is a common problem that affects people of all ages. Acne, or acne vulgaris, occurs when glands in the skin produce and secrete too much sebum, ...

If acne does not respond to over-the-counter (OTC) treatment, a person may wish to receive treatment from a dermatologist. The treatment can depend on factors including the acne’s type, severity, and ...