One of the worst parts about going through puberty is the out of nowhere acne.
Oozing pimples and red discolorations all over your face make you a prime target for class teasing and ridicule once the hormone bomb drops. Not only are you dealing with a new body that's going through all sorts of changes, but you're constantly being assailed by ads with creams and scrubs and procedures to get rid of these unwanted new additions to your face.
Some people's acne is just a result of hormonal imbalances that phase out over time. But for some, it's not such a fleeting issue, like those who are diagnosed with cystic acne.