While you're waiting, check out these previous threads:

• In the past, what was done about acne? How was being spotty perceived in society and were there any treatments? by /u/cdesmoulins

• Was acne so widespread in the past as it is today?

• Was acne more or less common in ancient civilizations, or even a few hundred years ago? by /u/phan7om

• Was painful Acne ever an issue in WW2?

• How come we never see historical people depicted with acne? by /u/Bethamphetamine