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Hair follicle of young person

Hair follicle of young person
Hair color is caused by a pigment (melanin) that is produced by the hair follicle. With aging, the follicle produces less melanin.

Update Date: 12/13/2010

Updated by: Michael Langan, M.D. Department of Geriatrics, Massachusetts General Hospital, Boston, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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