acne develops most often on the face neck chest shoulders or back and can range from mild to severe. it can last for a few months many years or come and go your entire life. mild acne usually causes only whiteheads and blackheads. at times these may develop into an infection in the skin pore ( pimple ). severe acne can produce hundreds of pimples that cover large areas of skin. cystic lesions are pimples that are large and deep. these lesions are often painful and can leave scars on your skin. acne can lead to low self-esteem and sometimes depression. these conditions need treatment along with the acne. webmd medical reference from healthwise this information is not intended to replace the advice of a doctor. healthwise disclaims any liability for the decisions you make based on this information. © 1995-2011 healthwise incorporated. healthwise healthwise for every health decision and the healthwise logo are trademarks of healthwise incorporated.
what are the symptoms of acne vulgaris?