Interesting Human Body Facts

Interesting Human Body Facts

1. When we are looking at someone we love, our pupils dilate, and they do the same when we are looking at someone we hate.

Interesting Human Body Facts

2. Human head is only one-quarter of our total body length at birth but only one-eighth of our total body length by the time we reach adulthood.

Interesting Human Body Facts

3. Our body releases enough heat in 30 minutes to bring half a gallon of water to a boil.

Interesting Human Body Facts

4. Blondes have more hair. The average human head has 100,000 hair follicles, each of which is capable of producing 20 individual hairs during a person’s lifetime. Blondes average 146,000 follicles. People with black hair tend to have about 110,000 follicles, those with brown hair have 100,000 follicles. Redheads have the least dense hair, averaging about 86,000 follicles.

Interesting Human Body Facts

5. At the moment of our conception, we spent about half an hour as a single cell.

Interesting Human Body Facts

6. In a lifetime, the average person produces about 25,000 quarts of saliva, enough to fill two swimming pools.

Interesting Human Body Facts

7. There are about 60,000 miles of blood vessels in the human body.

Interesting Human Body Facts

8. Human heart pumps about 2,000 gallons of blood through the blood vessels every day.

Interesting Human Body Facts

9. Men without hair on their chests are more likely to get cirrhosis of the liver than men with hair.

Interesting Human Body Facts

10. The human brain cell can hold 5 times as much information as the Encyclopedia Britannica.

Interesting Human Body Facts

11. The acid in your stomach is strong enough to dissolve razor blades.

Interesting Human Body Facts

12. Your nose can remember 50,000 different scents.

Interesting Human Body Facts

13. The average woman is 5 inches shorter than the average man.

Interesting Human Body Facts

14. One uses 200 muscles to take one step.

Interesting Human Body Facts

15. The largest cell in the human body is the female egg and the smallest is the male sperm.

Interesting Human Body Facts

16. One gets a new stomach lining every three to four days. If you didn’t, the strong acids your stomach uses to digest food would also digest your stomach.

Interesting Human Body Facts

17. Scientists say the higher your I.Q. The more you dream.

Interesting Human Body Facts

18. Forty-one percent of women apply body and hand moisturizer at least three times a day.

Interesting Human Body Facts

19. The width of your arm span stretched out is the length of your whole body.

Interesting Human Body Facts

20. There are as many hairs per square inch on your body as a chimpanzee. You don’t see all of them because most are too fine and light to be noticed.

Interesting Human Body Facts

21. Women hearts beat faster than men.

Interesting Human Body Facts

22. Three years after a person quits smoking, there chance of having a heart attack is the same as someone who has never smoked before.

Interesting Human Body Facts

23. Scientists have discovered that the longer the ring finger is in boys the less chance they have of having a heart attack.

Interesting Human Body Facts

24. The right lung of a human is larger than the left one. This is because of the space and placement of the heart.

Interesting Human Body Facts

25. In a lifetime, the heart pumps about one million barrels of blood.

Interesting Human Body Facts

26. People that suffer from gum disease are twice as likely to have a stroke or heart attack.

Interesting Human Body Facts

27. At one time it was thought that the heart controlled a person’s emotions.

Interesting Human Body Facts

28. Women are twice as likely to be diagnosed with depression than men in the United States.

Interesting Human Body Facts

29. From all the oxygen that a human breathes, twenty percent goes to the brain.

Interesting Human Body Facts

30. People who ride on roller coasters have a higher chance of having a blood clot in the brain.

Interesting Human Body Facts

31. Once a human reaches the age of 35, he/she will start losing approximately 7,000 brain cells a day. The cells will never be replaced.

Interesting Human Body Facts

 32. It is not possible to tickle yourself. The cerebellum, a part of the brain, warns the rest of the brain that you are about to tickle yourself. Since your brain knows this, it ignores the resulting sensation.

Interesting Human Body Facts

33. In America, the most common mental illness is Anxiety Disorders.

Interesting Human Body Facts

34. Your brain is 80% water.

Interesting Human Body Facts

35. Your brain is move active and thinks more at night than during the day.

Interesting Human Body Facts

36. The chances of getting a cavity is higher if candy is eaten slowly throughout the day compared to eating it all at once and then brushing your teeth.

Interesting Human Body Facts

37. If an identical twin grows up without having a certain tooth, the other twin will most likely also grow up with that tooth missing.

Interesting Human Body Facts

38. Gardening is said to be one of the best exercises for maintaining healthy bones.

Interesting Human Body Facts

39. Although the outsides of a bone are hard, they are generally light and soft inside. They are about 75% water.

Interesting Human Body Facts

 40. Your thigh bone is stronger than concrete.

Interesting Human Body Facts

41. By donating just one pint of blood, four lives can be saved.

Interesting Human Body Facts

42. Blood is such a good stain that Native Americans used it for paint.

Interesting Human Body Facts

43. A woman has approximately 4.5 liters of blood in her body, while men have 5.6 liters.

Interesting Human Body Facts

44. Women blink twice as often as men.

Interesting Human Body Facts

45. The shark cornea has been used in eye surgery, since its cornea is similar to a human cornea.

Interesting Human Body Facts

46. The number one cause of blindness in adults in the United States is diabetes.

Interesting Human Body Facts

47. The eye of a human can distinguish 500 shades of the gray.

Interesting Human Body Facts

48. People generally read 25% slower from a computer screen compared to paper.

Interesting Human Body Facts

49. Men are able to read fine print better than women can.

Interesting Human Body Facts

50. All babies are colour blind when they are born.

Interesting Human Body Facts

51. The reason why our nose gets runny when we are crying is because the tears from the eyes drain into the nose.

Interesting Human Body Facts

52. The most common injury caused by cosmetics is to the eye by a mascara wand.

Interesting Human Body Facts

53. The highest recorded speed of a sneeze is 165 km per hour.

Interesting Human Body Facts

54. It is impossible to sneeze with your eyes open.

Interesting Human Body Facts

55. While sleeping, one man in eight snores, and one in ten grinds his teeth.

Interesting Human Body Facts

56. 85% of the population can curl their tongue into a tube.

Interesting Human Body Facts

57. On average, a man spends about five months of his life shaving.

Interesting Human Body Facts

58. Hair will fall out faster on a person that is on a crash diet.

Interesting Human Body Facts

59. Hair is made from the same substance as fingernails.

Interesting Human Body Facts

60. People that use mobile phones are 2.5 times more likely to develop cancer in areas of the brain that are adjacent to the ear they use to talk on the mobile phone.

Interesting Human Body Facts

61. Over 90% of diseases are caused or complicated by stress.

Interesting Human Body Facts

62. Chances of a women getting breast cancer are increased by excessive use of alcohol.

Interesting Human Body Facts

63. A person that is struck by lightning has a greater chance of developing motor neurons disease.

Interesting Human Body Facts

64. A headache and inflammatory pain can be reduced by eating 20 tart cherries.

Interesting Human Body Facts

65. Each year in America there are about 300,000 deaths that can be attributed to obesity.

Interesting Human Body Facts

66. A study indicates that smokers are likely to die on average six and a half years earlier than non-smokers. A person who smokes a pack of cigarettes a day will on average lose two teeth every ten years.

Interesting Human Body Facts

67. Studies indicate that listening to music is good for digestion.

Interesting Human Body Facts

68. Lack of sleep can affect your immune system and reduce your ability to fight infections.

Interesting Human Body Facts

69. Over 40 million Americans have chronic bad breath.

Interesting Human Body Facts

70. Carbon monoxide can kill a person in less than 15 minutes. (It is present in smoke caused by fires).

Interesting Human Body Facts

71. Every day the human stomach produces about 2 liters of hydrochloric acid.

Interesting Human Body Facts

72. The risk of cardiovascular disease is twice as high in women that snore regularly compared to women who do not snore.

73. It has been medically been proven that laughter is an effective pain killer.

74. The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.

75. A pregnant woman’s dental health can affect her unborn child.

76. When a women is pregnant, her senses are all heightened.

77. Studies show that couples that smoke during the time of conception have a higher chance of having a girl compared to couples that do not smoke.

78. Kissing can aid in reducing tooth decay. This is because the extra saliva helps in keeping the mouth clean.

79. Studies have shown that the scent of Rosemary can help in better mental performance and make individuals feel more alert.

80. Scientists say that babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.

81. People have the tendency to chew the food on the side that they most often use their hand.

82. One out of 20 people have an extra rib.

83. People with darker skin will not wrinkle as fast as people with lighter skin.

84. People with allergies can lower allergy reactions by laughing.

85. People that smoke have 10 times as many wrinkles as a person that does not smoke.

86. Girls have more tastebud than boys.

87. Eighty percent of 10 year old girls in the USA go on a diet.

88. Children who are breast fed tend to have an IQ seven points higher than children who are not.

89. Eating chocolate three times a month helps people live longer as opposed to people who overeat chocolate or do not eat chocolate at all.

90. The average person has at least seven dreams a night.

91. The average person walks the equivalent of twice around the world in a lifetime.

92. The average person laughs about 15 times a day.

93. The vocabulary of the average person consists of 5,000 to 6,000 words.

Interesting Human Body Facts

94. About 10% of the world’s population is left-handed.

Interesting Human Body Facts

95. The average man’s penis is three times the length of his thumb.

Interesting Human Body Facts

96. One human hair can support 3 kgs of weight.

Interesting Human Body Facts

97. Bile produced by the liver is responsible for making your feces a brownish, green colour.

Interesting Human Body Facts

98. From the age of thirty, humans gradually begin to shrink in size.

Interesting Human Body Facts

 

 

 

 99. The average person falls asleep in about 12 to 14 minutes.

Interesting Human Body Facts

100. People over the age of fifty will start to lose their dislike for foods that taste bitter.

Interesting Human Body Facts

101. It takes more muscles to frown than it does to smile.

Interesting Human Body Facts

 

 

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