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Posts Tagged ‘grey’

February 25, 2009

Why We Go Gray »

You think by now scientist would have figured out why our hair goes gray as we age. However, only recently do we know that it’s not necessarily from attainment of wisdom. A team of European scientists just discovered that going gray is caused by a build up of hydrogen peroxide, which our hair follicles normally produce in small amounts. But as we age, wear and tear of our hair follicles renders them unable to properly process the hydrogen peroxide. The peroxide then winds up blocking the normal synthesis of melanin, the substance that gives hair its natural pigment.

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Posted by Steven / February 25, 2009 12:38 am / Permalink / Comments (2) / Trackbacks (0)