Hair is a biopolymer mostly made from keratin, which grows from the skin. Hair is exclusively found in mammals.

learn more… | top users | synonyms

3
votes
0answers
40 views

Why can white hairs get dark again?

I have learned (probably in high school?) that hairs turning white is caused by the part of the folicle which produces the pigment dying and being replaced by an air bubble. This sounds very ...