Facts about Human Body

Amazing Facts about Human Body :


1. The average human brain has about 100 billion nerve cells.
2. It's impossible to sneeze with your eyes open.
3. The only jointless bone in your body is the hyoid bone in your throat.
4. The average life of a taste bud is 10 days.
5. In one day, A human sheds 10 billion skin flakes. This amounts is to approx.. two kg in a year.
6. The human body is 75% water.
7. Human thigh bones are stronger than concrete.
8. Women blink nearly twice as much as men.
9. Children grow faster in the springtime.
10. Babies are born without knee caps. They don't appear untill the child reaches 2-6 years of age.
11. Dead cells in the body ultimately go to the kidneys for excretion.
12. When you sneeze, all your bodily functions stop even your heart.
13. 41% of women apply body or hand moisturizer a minimum three times a day.
14. The average human head weighs about 8 pounds.
15. In the average lifetime, a person will walk the equivalent of 5 times around the equator.
16. An average human scalp has 100,000 hairs.
17. Our eyes are always the same size from birth, but our nose and ears never stop growing.
18. The average human blinks their eyes 6,205,000 times each year.
19. A human's small intestine is 6 meters long.
20. If you go blind in one eye you only lose about one fifth of your vision but all your sense of depth.
21. Your brain is 80% water.
22. The entire length of all the eyelashes shed by a human in their life is over 98 feet (30 m).
23. By walking an extra 20 minutes every day, an average person will burn off seven pounds of body fat in an year.
24. The width of your armspan stretched out is the length of your whole body.
25. After you die, your body starts to dry out creating the illusion that your hair and nails are still growing after death.
26. Your skull is made up of 29 different bones.
27. Your ears and nose continue to grow throughout the entire life.
28. The brain doesn’t feel pain, Even though the brain processes pain signals, the brain itself does not feel pain in  actual.
29. Hair is made from the same substance as fingernails.
30. 15 million blood cells are destroyed in the human body every second.
31. Your teeth are growing before birth. Even though it takes months after you are born to see teeth, they start growing about six months before you are born.
32. The surface of the human skin is 6.5 square feet (2m).
33. You were born with 300 bones. When you get to be an adult, you have 206.
34. The pancreas produces Insulin.
35. Every human spent about half an hour as a single cell.
36. There are 45 miles (72 km) of nerves in the skin of a human being.
37. 1/4 of your bones are in your feet,
There are 26 bones in each foot, meaning that the 52 bones in account for 25 percent of your body’s 206 bones.
38. Human blood travels 60,000 miles (96,540 km) per day on its journey through the body.
39. The smallest bone in the human body is the stapes bone which is located in the ear.
40. Each square inch (2.5 cm) of human skin consists of 20 feet (6 m) of blood vessels.
41. During a 24-hour period, the average human will breathe 23,040 times.
42. A human eyeball weighs an ounce.
43. Enamel is hardest substance in the human body.
44. The conjunctiva is a membrane that covers the human eye
your appendix is basically useless. While it does produce some white blood cells, most people are fine with an appendectomy.
45. All babies are colour blind when they are born.
46. Eyebrow hair lasts between 3-5 months before it sheds
47. You can survive without food but not without sleep.
48. Nerve impulses for muscle position travel at a speed of up to 390 feet per second.
49. The feet have approximately 250,000 sweat glands.
50. The length of a human esophagus is 25 centimeters.



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