It's not the pizza, say dermatologists. What really causes acne breakouts

As common as acne is, experts say there are some popular misconceptions about its causes. Research suggests diet and poor hygiene are not the clear culprits, but rather a multitude of factors are at play, including genetics, hormonal changes — and stress. 

It's not the pizza, say dermatologists. What really causes acne breakouts
A woman stares at her face in a mirror.

As common as acne is, experts say there are some popular misconceptions about its causes. Research suggests diet and poor hygiene are not the clear culprits, but rather a multitude of factors are at play, including genetics, hormonal changes — and stress.