Acne is the most common skin condition to affect human beings. It is a disorder of the pilosebaceous units of the skin, which includes the hair follicle with its canal, and the attached sebaceous gland. The pathogenesis of acne may include more than one factor:
-Overproduction of sebum
-Overshedding of keratinocytes from the lining of the hair follicle
-Growth of Propionibacterium acnes in...
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Acne and Make-Up