Many women develop acne for the first time in their 30s, 40s or 50s, after an unblemished adolescence. Adult acne usually appears on the face, neck, back, and shoulders. It cause by proliferation of bacteria (so keep your hand and face clean!), over secretion of the oil glands (minimize stress!), and hyperkeratinization, or dead cells clogging the surface pores of the face (exfoliate!). Lets go in deep about 4 causes of adult acne.

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