Fun Facts About the Human Body

Did you know, Humans share 98.4% of DNA with a Chimpanzee and 70% with a Slug? Keep reading for more cool, weird, and interesting facts you may not have known about the human body and its abilities.

  1. Your ears never stop growing
  2. The small intestine is about twenty-three feet long
  3. Your body has enough iron in it to produce a nail up to three inches long
  4. The entire surface of your skin is replaced every month
  5. There are more than 100,000 miles of blood vessels in your body
  6. A person will die from lack of sleep sooner than dying of starvation
  7. You pee enough in a month to fill a whole bathtub
  8. You cannot breathe and swallow at the same time
  9. A human head remains conscious for fifteen to twenty seconds after decapitation
  10. The average human body contains enough fat to make seven bars of soap
  11. Your brain is more active when you are asleep
  12. The strongest muscle in the body is the tongue
  13. When a person blushes so does the inside of their stomach
  14. Babies cannot produce tears until a month after birth
  15. Stomach acid is strong enough to dissolve razorblades
  16. Humans are bioluminescent, but the human eye cannot detect the light
  17. Your left lung is 10% smaller than your right
  18. 80% of the human brain is water
  19. Human teeth are as strong as shark teeth
  20. 8% of your body weight is made up of blood

Source: National Geographic, All that’s interesting