The hair that shows above your skin is composed of dead cells made up of a tough protein called keratin; toenails and fingernails are also made of keratin. So hair and nails have no feeling above the surface of your skin. They are alive below the skin, though, where their roots are attached to nerves. That is why it hurts when someone pulls your hair: they are tugging at live roots. But having your hair and nails cut doesn't hurt at all.
It doesnt hurt when you cut your hair because your hair hasn't any nerve cells so you don't feel anything.
Because it doesnt have millions of microscopic sensors that you have in your skin.
It doesnt hurt when you cut your hair because your hair hasn't any nerve cells so you don't feel anything.
that is because your hair doesnt have nerves and your finger nails dont hurt when u cut them for the same reason
The hair does not hurt when cut
why does it hurt to pull your hair but not cut it?
Most of the visible part of hair is dead tissue and has no nerve endings. It doesnt hurt when you cut your hair because your hair hasn't any nerve cells so you don't feel anything. Hair has no nerves.Hair is essentially dead cells.. they do not contain any nerve endings, so you can't feel anything when it is cut.
Hair doesn't hurt when it is cut because hair is made up of dead skin cells. Therefore, they have not nerve endings and you won't feel anything when they are cut.
there are no nerves in hair to transmit any sensation to the brain.
Your hair is already dead, which is why it doesn't hurt to cut it.
your facial hair is connected to your head hair and your pubic hair as you cut your facial hair your nerves in your skin tell you that your pubic hair is getting cut but is really not
It only hurts when your hair is knotted and the hair dresser is trying to comb it with a thin brush