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Changes in hair colour typically occur naturally as people age, eventually turning the hair grey and then white. This normally begins in the early to mid-twenties in men and late twenties in women. More than 60 percent of Americans have some grey hair by age 40. The age at which greying begins seems almost entirely due to genetics. Sometimes ...
Here, dermatologists explain why hair turns gray or white, the illnesses that could cause gray hair, and reasons for premature graying.
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.
A derm explains why hair can start turning gray early, specifically in your 20s. This is largely due to genetics but it can be stress, health, or other factors.
Luckily, recent research has discovered why and how hair starts going gray—and it also may lay the framework for reversing it down the road. Bear in mind that these are early findings, and it ...
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 ...
A dermatologist explains the scientific reason hair turns gray and why it happens to some people early. Genetics and stress could be part of it.
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.