That's too bad you have to go through this. I remember going through it at your age. It was terrible then, and I image it is worse to go through it these days.
There is a possible cause, which involves "demodex" skin mites. We all have them, but recent studies show that certain people with a certain blood type {antigen type actually} react to them. They feed off of hormones secreted in the oil glands in the skin.
There are ways to control them, but you must follow the protocols for reducing and controlling them.
I would do some research on it; it could be your resolution. Shroom