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iVillage Staff on Aug 18, 2009 at 10:55AM
chime in nowFiction: Everyone knows that acne is caused by dirt and sweat. Wash your face and you’ll be fine.
Fact: Even though the actual cause of acne is not known, contributing factors include: overproduction of skin oil, irregular shedding of dead skin cells, buildup of bacteria, inflammation or infection , hormonal changes and allergies.
Reviewed by Kimberly Bazar, M.D., AAD