With the news that super star footballer Ryan Giggs is going
grey, Iain Sallis explores the truth behind one of mens most feared
aging processes. Grey hair: the facts Melanocytes are the cells in
a human body which gives us our colour (hair, eyes, and skin) and
so; are arguably to blame for more wars and upset in human history
than any other cell, it also gives the human body some of the most
noted signs of where we come from and how old we are? The ageing
hair follicle: Hair colour shows signs of age-related changes only
one of which is the well known reduction of melanocytes in hair.
There is a 10-20% reduction of pigment producing melanocytes for
every decade after 30 years of age (in Caucasian). Though its
gradual in the skin, it can be quite sudden in the hair
follicle.
No comments:
Post a Comment