Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

Why do people get gray hair?

2 Answers

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

{{ relativeTimeResolver(1633376183117) }}

LIVE
Points points 552
Rating

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.

{{ relativeTimeResolver(1633472858803) }}

LIVE
Points points 443
Rating

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE