Do you suffer from reoccurring “acne” that seems to mainly pop up on-and-around your chin or rashy spots that appear around the folds of your nose? The blemishes you see may not actually be acne, but instead a condition called perioral dermatitis.

Ahead, two board-certified dermatologists break down the difference between the two skin ailments—and they explain exactly what you can do to stop perioral dermatitis in its tracks.