Interesting facts about your body

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Interesting facts about your bodyInteresting facts about your body

  1. The brain doesn?t feel pain even though the brain processes pain signals, the brain itself does not actually feel pain.
  2. Your smell is unique. Your body odor is unique to you unless you have an identical twin. Even babies recognize the individual scents of their mothers.
  3. Your brain has huge oxygen needs your brain requires 20 percent of the oxygen and calories your body needs even though your brain only makes up two percent of your total body weight.
  4. Each eye has 130,000,000 light receptors which send impulses to the brain
  5. Your brain comes out to play at night you?d think that your brain is more active during the day, when the rest of your body is. But it?s not. Your brain is more active when you sleep.
  6. The brain changes shapes during teenage years. Your teenage years do more than just change how you feel the very structure of your brain changes during the teen years, and it even affects impulsive, risky behavior.
  7. Each second 10,000,000 cells die and are replaced in your body.
  8. The average human body contains enough iron to make a 3 inch nail, sulfur to kill all fleas on an average dog, carbon to make 900 pencils, potassium to fire a toy cannon, fat to make 7 bars of soap, phosphorous to make 2,200 match heads, and water to fill a ten-gallon tank.
  9. The body has 93,000 miles of nerves in it.
  10. Beards are the fastest growing hairs on the human body. If the average man never trimmed his beard, it would grow to nearly 30 feet long in his lifetime.
  11. It is impossible to sneeze with your eyes open.
  12. The average human brain has about 100 billion nerve cells.
  13. The average life of a taste bud is 10 days.
  14. The average human heart will beat 3,000 million times in its lifetime and pump 48 million gallons of blood.
  15. A sneeze can exceed 100 mph. When a sneeze leaves your body, it does so at high speeds so you should avoid suppressing it and causing damage to your body.
  16. There are 22 bones in the human skull!
  17. We blink our eyes about 20,000 times a day
  18. If you farted consistently for 6 years and 9 months, enough gas is produced to create the energy of an atomic bomb.
  19. The skin is the largest organ of the human body, spanning roughly about 1.9m? or 20 sq.ft. in an adult male. Another characteristic of the skin is that it constantly flakes away, so that a person sheds about 18 kgs or 40 lbs of skin in a lifetime.
  20. There are over 300,000 million capillaries or tiny blood vessels inside the lungs. Taken another way, they would stretch for 2400km or 1500 miles if laid end to end.