Understanding Acne: Causes and Types Acne is a common skin condition that occurs when hair follicles become clogged with oil and dead skin cells. It often results in various forms of lesions, commonly referred to as pimples. Acne predominantly affects areas of the skin with a high density of sebaceous glands, such as the face, upper chest, and back. The biology behind acne involves an intricate interplay between hormones, bacteria,…