Each hair follicle has a group of specialized cells that put pigment(melanin) into the hair strands. When hair goes gradually grey as a person gets older it is because these cells are ';burned out'; and have died. Sudden loss of hair pigment can be caused by a number of problems. See the attached link to read about this: http://www.hairscientists.org/hair-colou鈥?/a>Can someone give me some information about sudden loss of hair pigmentation?
Here is the information about pigmentation :
http://hubpages.com/hub/--How-to-get-rid鈥?/a>
Hope it can help , good luck!!
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