Folliculitis occurs when a hair follicle is infected with bacteria, leading to inflammation. “True acne is a red bumpy rash formed by pustules, papules, and comedones,” says Dr. Marmur.

It usually appears as small bumps. It may look like acne or a rash and can be isolated to one hair follicle or affect many. It can be acute (occurring for a short time) or chronic (ongoing).

Acne behind the ears can be frustrating and uncomfortable but understanding its causes and how to treat it can help ...

fungal acne happens due to “inflammation of the hair follicle caused by an overgrowth of yeast on the skin,” Joshua Zeichner, M.D., director of cosmetic and clinical research at Mount Sinai ...

A quick refresh: Laser hair removal uses a laser’s energy to target the hair follicle’s pigment to end its growth cycle and ...

making them more likely to block those hair follicles. Living in your swimsuit: Noticing more butt acne in the summer? Guess what else is tight, wet, and basically your underwear? Yup, a wet suit ...

The breakouts are often caused by a buildup of dead skin and oil, which clogs hair follicles and pores. While scalp acne is commonly mistaken for acneiform scalp rashes or folliculitis (infection ...