Acne is a skin condition that most adolescents go well. It manifests itself at puberty, the appearance of cysts or black spots on the face, back and chest. This disease is caused by inflammation of the sebaceous glands that produce this oil. At puberty, the quantity of oil produced is increased and the pores of the skin clog, causing flowering of buttons. If acne is often resolves spontaneously to the age of 20 years, it may persist into adulthood. The advice to follow when you are teen are still valid when there is greater!