It's entirely cosmetic. Color is just a matter of preference; some people prefer non-natural shades, and it's frequently an area in which young people experiment, partially with their own notions of beauty and identity, partially as a way of rebelling against societal norms. Some people choose to dye their hair as they get older and go gray, too; as a way of appearing younger.
no subject
Date: 2009-11-05 02:03 am (UTC)no subject
Date: 2009-11-05 02:08 am (UTC)no subject
Date: 2009-11-05 02:16 am (UTC)no subject
Date: 2009-11-05 02:17 am (UTC)no subject
Date: 2009-11-05 02:22 am (UTC)no subject
Date: 2009-11-05 02:25 am (UTC)SCREAM stop giving me errors eljay
Date: 2009-11-05 02:50 am (UTC)We could do yours, if you like.
I'm getting them too AND LJ is slow scream
Date: 2009-11-05 03:03 am (UTC)I don't think I wish to touch mine in any way.
no subject
Date: 2009-11-05 04:05 am (UTC)If you ever change your mind...
no subject
Date: 2009-11-05 04:10 am (UTC)They do?
no subject
Date: 2009-11-05 04:23 am (UTC)no subject
Date: 2009-11-05 04:29 am (UTC)no subject
Date: 2009-11-05 04:39 am (UTC)no subject
Date: 2009-11-05 04:41 am (UTC)no subject
Date: 2009-11-05 04:43 am (UTC)