Human Body Facts

How much do you about your body? Do you know what your largest muscle is? How many times will your heart beat in your lifetime? How fast is a sneeze? These amazing facts will astonish you while increasing your knowledge and appreciation of the extraordinary human body!

1) People can, on average, produce up to almost three cups of saliva every day. That’s equivalent to almost two swimming pools.

2) The total length of all the blood vessels in an adult body could circle the equator about four times.

3) Your right lung is about 10% larger than your left one.

4) Every year the body sheds about nine pounds of skin cells.

5) In an average lifespan the heart will beat more than three billion times.

6) Of all the species in existence, you are the only one known to blush.

7) In the belly button of an average person are about 67 different species of bacteria.

8) Signals from your brain travel through nerves at up to 200 miles per hour.

9) 25% of your bones as an adult are in your feet.

10) The gluteus maximus (butt) is the largest muscle in your body.

11) There are more bacteria in your mouth than there are people on the planet.

12) Every ten years your skeleton entirely renews itself.

13) A sneeze can travel 100 miles per hour or more.

14) Your complete genetic code is contained in your saliva.

15) An average human will spend about five years of their life eating.

16) The typical human body makes about three to eight ounces of poop each day.

17) In an average lifetime a person will take about 672,768,000 breaths or about 23,040 breaths per day.

18) Fingerprints will always grow back to their original pattern even if damaged.

19) The typical head has around 100,000 hairs growing at about six inches per year.

20) According to some research the average eye can see about seven million different colors.

“It's incredible how the human body is. That it could do so much. That it can go beyond the everydayness of life; that it can be extraordinary and powerful, and harbor a spirit of hope and pure will.”

— Lynne Cox

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