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Acne

Acne is inflammation of the sebaceous glands in the skin. When the pores of the skin become clogged, the oil the sebaceous gland secretes becomes trapped. The plug causes the follicle to bulge (causing whiteheads), and the top of the plug may darken (causing blackheads).


Review Date: 2/15/2024
Reviewed By: Elika Hoss, MD, Assistant Professor of Dermatology, Mayo Clinic, Scottsdale, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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