Medically reviewed by Susan Bard, MD As an adult, you may have thought acne was a thing of the past, associating it with ...

Of all types of acne, cystic acne is the most severe form of acne. It affects fewer people but it can be incredibly painful. Cystic acne develops when sebum, an oily substance that lubricates your ...

Cystic acne, unlike nodular acne, tends to be softer to the touch as it contains pus; nodules feel hard underneath the skin surface. “Comedones are the primary acne lesion, from which the other ...