Why do people get gray hair?
As we get older, the pigment cells in our hair follicles gradually die. When there are fewer pigment cells in a hair follicle, that strand of hair will no longer contain as much melanin and will become a more transparent color — like gray, silver, or white — as it grows.
Join Alexa Answers
Help make Alexa smarter and share your knowledge with the worldLEARN MORE