31 citations
,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
39 citations
,
November 2009 in “Clinical and Experimental Dermatology” Immune privilege collapse in hair follicles may cause permanent hair loss in certain conditions.
309 citations
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May 1993 in “Journal of The American Academy of Dermatology” Horizontal scalp biopsy sections effectively diagnose and predict MPAA, with follicular density and inflammation impacting hair regrowth.