Naked Science Forum

General Science => General Science => Topic started by: Erin on 09/05/2010 07:30:02

Title: Why does hair change colour with age, eventually going grey?
Post by: Erin on 09/05/2010 07:30:02

Erin asked the Naked Scientists:
   
Dear Chris,
 
I was wondering why and how does hair change colour naturally, particularly grey in old age.

Erin Aged 7.

What do you think?