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Scientists at NYU Langone Medical Center have pinpointed signals linked to the growth of cells that produce the pigment that colors our hair and skin. A scientific breakthrough could lead to a ...
More specifically, the topically treated mice demonstrated a 50% reduction in gray hair—80% of untreated mice's hair turned gray while only 40% of treated mice's did—and a 25 to 30% reduction ...
A study links graying hair to stem cells getting stuck, unable to color new hair growth. And here's the good news: That might mean gray hair is reversible.
Grey or white hair is not caused by a true grey or white pigment, but is due to a lack of pigmentation and melanin. The clear hairs appear as grey or white because of the way light is reflected from the hairs. The change in hair colour occurs when melanin ceases to be produced in the hair root and new hairs grow in without pigment.
Premature greying of hair has been observed with greater frequency among certain families, suggesting a familial predisposition for the condition. As hair pigmentation is a result of complex interaction between various genetic factors, it is thought that premature greying could be due to exhaustion of melanocyte 's capability to produce hair ...
However, this means that gray and white hair will not dye to the same color as the rest of the head (in fact, some white hair will not absorb the color at all). A few gray and white hairs will blend in visually, but semi-permanent dye alone will not usually give the desired result where there is a lot of gray or white hair present.
The reason for hair turning gray may have to do with stem cells and hair follicles, a new study finds. Here, experts if gray hair could be reversible. Promising New Study Says Gray Hair May Be ...
"Using too much product or excessive heat styling can weaken your hair and damage the scalp, which can cause premature gray hair," explains Jae Manuel Cardenas, a senior stylist at Sally ...