RightHealth Daily Dose » wisdom http://dailydose.righthealth.com We feature the one health item you simply cannot afford to miss. Fri, 19 Mar 2010 04:18:31 +0000 http://wordpress.org/?v=2.8.4 en hourly 1 Why We Go Gray http://dailydose.righthealth.com/geriatrics/why-we-go-gray/ http://dailydose.righthealth.com/geriatrics/why-we-go-gray/#comments Wed, 25 Feb 2009 07:38:02 +0000 Steven http://dailydose.kosmix.com/?p=1293 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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