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Tuesday, October 25, 2005

The Many Causes Of Acne

Acne remains a bit of a mystery. It seems to be partly hereditary, but why some people are affected by it and others are untouched isn't exactly known. We do, however, understand some of the biology behind it.

The main culprit is the excess production of sebum, an oily substance whose function is to keep skin and hair lubricated and supple. The production of the oily sebum blocks the skin's surface, which provides an ideal environment for bacterial growth. The bacteria multiply, the skin area becomes red and inflamed, and then a pimple pops up.

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