to be cool why else.
Back hair is the fastest growing hair on your body.
The fastest growing hair on the human body is typically the hair on the scalp. It can grow at a rate of about half an inch per month.
It doesn't really ever stop growing.
yes u can
Yes, it certainly does.
you are still growing
Hair and nails
Technically, head hair is "hair" (grows indefinitely) and body hair is "fur" (grows to a certain length).
You don't, your body begins growing them from the hormones in your body during puberty.
Yes, in fact a persons hair will keep growing a bit after you die.
Probably that you have an emotional and irrational fear of hair growing on your body.
The short answer is that that's what the body does when it's approaching sexual maturity.