What all could be acne? http://clearporesacne.blogster.com/clear-skin... Acne is a skin illness often characterized by inflammation in the skin, exploding in cuts. Acne is widespread, especially during puberty, and the bulk of people experience acne at some point during their life. There are a few legends about what causes and cures acne, and a large industry has built up around products planned to help forestall and deal with acne, particularly in youths.