“Indeed, if one were to predict among a large group of elementary school boys just exactly who is likely to go on to a life of chronic and painful love-shyness, there does not appear to be any better or more readily observable medical predictor than that of difficulties involving the nose.” – Brian Gilmartin, Professor of Psychology
People who breath through their mouths instead of their nose are more likely to suffer from acne.
Mouth breathing causes inflammation: http://www.ncbi.nlm.nih.gov/pubmed/1820769
Inflammation is a huge factor in acne.
If you breath through your mouth, teach yourself to breath through your nose instead. Meditating for 30 minutes/day can help train the body. Ultimately though, you will likely find surgery to be your best option.