We consulted a top dermatologist to uncover why chest and body acne occur—and how you can treat them effectively for clear skin that lasts.

They're also found all over the chest, back, and face ... No Downtime Blackheads and whiteheads are both the result of ...

"Blackheads form when a pore becomes clogged with dead skin cells and oil ... as well as on the shoulders, back, and chest. The primary causes of blackheads, says Dr. Zeichner, is genetics.