Tuesday, January 4, 2011

Question #115: Hair

Why does the hair on our head grow faster than our eyebrows or eyelashes? What's the difference?

1 comment:

  1. you know ho when you shave your legs, after like a year, it grows back a lot faster? well, since you never cut your eyebrows or eyelashes, they don't grow very fast at all.

    ReplyDelete