The face is affected in 99% of cases, the back in 60% and the chest in 15%. Acne vulgaris is very common among teens. Some women who never had acne growing up will have it as an adult, often right before their menstrual periods. If one of your parents had severe acne, you are more likely to have it. Scarring due to acne vulgaris may be permanent and lead to distortion of the face. Homeopathy helps to normalize the hormonal imbalance that is the root cause of this terrifying skin condition. You can find more of such informative Power Point Presentations as well as other useful health information at www.welcomecure.com, the definitive online homeopathic treatment portal.