15 Things You Didn't Know About Human Body

 

1. The nose can remember 50,000 scents.
2. The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is approximately 0.11 inches.
3. Similar to finger prints, everybody's tongue has a unique tongue print.
4. The average human sheds 40 lbs of skin in a  lifetime.
5. A fingernail takes about 6 months to grow from base to tip.
6. Human thigh bones are stronger than concrete.
7. Humans have as many hairs per square inch as chimpanzees.
8. The energy used by the brain is enough to light a 25 watt bulb.
9. The heart produces enough pressure to squirt blood 30 feet.
10. You get a new stomach lining every three to four days. If you didn't, the strong acids your stomach uses to digest your stomach. 
11. There are over 650 muscles in the body.
12. The small intestines are about 23 feet long. 
13. A full bladder is roughly the size of a soft ball.
14. Each square inch of human skin consists of twenty feet of blood vessels.
15. A pair of feet have 500,000 sweat glands.