What are the cause of actual pimples in the gential area?

I know that they aren%26#039;t any sort of std, i%26#039;ve been checked and i%26#039;ve had these before i was sexually active. I know they are actual pimples because they are the kind you get on your face and you pop them and they go away and stuff comes out. I just don%26#039;t know what exactly causes them or how to prevent them?|||Just like any other pimple. Clogged pores.|||How about infected hair frolics? In that area maybe the hair is turning under the skin and causing the frolic to erupt.|||i wanted to no the answer to this question 2! thx 4 posting it|||Ingrown hairs mainly, personal hygene and refrain from shaving