Compared to other acne forms, cystic acne causes the largest and most painful blemishes. It is also the most difficult to treat.

Cystic acne is when you have large, red, painful breakouts deep in your skin. Pimples start when a pore in your skin gets clogged, usually with dead skin cells. Bacteria can also get trapped, causing ...

I had the good fortune of sailing through high school with only the occasional breakout — nothing that a dab of over-the-counter benzoyl peroxide couldn’t fix in a couple of days. With my teens and ...

I consulted dermatologists about types of acne scars and the best treatments, along with rounding up the tried-and-true products that have helped fade my own scars.