1) Each muscle fiber is thinner than a hair and can support up to 1,000 times its own weight;
2) There are 45 miles of nerves in the skin of a human being;
3) Every square inch of human skin consists of 25 feet of blood vessels.
1) Each muscle fiber is thinner than a hair and can support up to 1,000 times its own weight;
2) There are 45 miles of nerves in the skin of a human being;
3) Every square inch of human skin consists of 25 feet of blood vessels.