How well do you know about nails?
First things first, do you even know what your fingernails are made of? Our fingernails and toenails are made up of a protein called keratin, which is essentially just a bunch of dead cells. Keratin is also found in our hair, scientifically speaking, our nails are actually just modified hair which is quite strange if you stop to think about it. The reason cutting our nails and hair doesn't hurt is because the cells are dead, bird feathers and horse hooves are also made up of keratin. I'm sure you've heard the myth about how our nails keep growing even after death? Yeah, that isn't true. They can't keep growing because they're dead, and dead cells on a dead body aren't going to keep them growing! The reason this myth became so popular is that when we die, the skin around our nails shrinks, which gives the illusion of growing nails. If you observe very well, you will see that, fingernails grow more quickly than toenails AND men's nails grow faster t...