Amazing facts!!!!! About human body...1Noise causes the pupils of your eyes to dilate. Even very small noises can do this.
2. Everyone has a unique smell, unique fingerprint and unique tongue print.
3. By age 60, most people will have lost half their taste buds.
4. Your eyes remain the same size after birth but your nose and ears never stop growing.
5. A simple, moderately severe sunburn burns the blood vessels extensively.
6. We are about 1cm taller in the mornings than in the evenings.
7. The strongest muscle in the body is the human tongue.
8. The hardest bone in the human body is the jawbone.
9. The hands and feet contain almost half of the total bones in the human body.
10. About 32 million bacteria call every inch of your skin home, but they are mostly harmless and some of them are even helpful.
11. Humans shed and regrow outer skin every 27 days.
12. Three hundred million cells die in the human body every minute. Every day an adult produces 300 billion new cells.
13. The colder the room you sleep, the higher the chances are that you would get a nightmare.
14. Humans are the only species that produce emotional tears.
15. All babies are color blind at birth, they see only black and white.
16. The only part of your body that has no blood supply is the cornea in the eye. It gets its oxygen directly from air.
17. A normal human being can survive 20 days without eating but can survive only 2 days without drinking.
18. It is impossible to kill yourself by choking yourself with your hands.
19. Everybody has one strong eye and one weak eye.
20. Your skeleton keeps renewing itself every ten years which means that every ten years you get a new skeleton.
21. The human feet have 500,000 sweat glands and can produce more than a pint of sweat a day
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