30 Gross Human Body Facts That Will Amaze You

If you are interested in amazing and sometimes gross facts about the human body take a look at this list. We have identified 30 gross human body facts some of which you might be find a little gross.

Gross Facts about the Human Body

The internal workings of the human body, it's sytem and organs are quite literally amazing. The slightly disturbing part is that we have no idea what's going on inside us most of the time.

To discover some body facts that you might not yet know, here are 30 gross facts about the human body.

1. The human nose is capable of detecting over one trillion different smells.





Humans Can Detect One Trillion Smells



2. Belly buttons grow special hairs to catch lint.


3. The average person has 67 different species of bacteria in their belly button.


4. A human being's mouth produces about one litre of saliva each day.


5. Blood makes up about 8 percent of a person's total body weight






Human Body Facts
Blood is 8% of body weight



6. Sperm cells are the smallest cells in a male human body.


7. By age 60 most people will lose about half of their taste buds.


8. Humans are the only animal with chins.


9. Ingrown toenails are hereditary.


10. It is impossible for humans to sneeze with their eyes open.






Human Body Facts
It is impossible to sneeze with your eyes open




11. Laid out end to end, the blood vessels of an adult human could circle the equator four times!


12. The average person forgets 90% of their dreams.


13. A person will burn more calories asleep than watching TV.


14. The human heart beats more than three billion times in an average lifespan.


15. Women’s hearts are known to beat faster than men’s.







Human Body Facts
Women's hearts beat faster than men's




16. The human body is known to give off a tiny amount of light that it too weak and therefore not detectable to the human eye.


17. Human beings lose 80% of their body heat from the head.


18. Only 7% of people in the world are left-handed.


19. Men blink twice as often as women.


20. Human beings with blue eyes are more sensitive to pain than others.







Amazing Human Body Facts
Humans with blue eyes are more sensitive to pain




21. Human bones are considered to be about 5 times stronger than steel.


22. Human eyes remain the same size from birth.


23. Humans are the only species known to blush.


24. On average, a person says 4,800 words in 24 hours.


25. Fingernails grow about four times faster than your toenails.






Gross Human Body Facts
Fingernails grow four times faster than toenails





26. At birth a child’s body is made up of around 300 bones while an adult human has just 206.


27. A person will burn more calories asleep than watching TV.


28. About one percent of human beings can see infra-red light and 1% can see ultra violet radiation.


29. The human eye can distinguish 10 million different colors.






Amazing Human Body Facts
The human eye can distinguish 10 million colors




30. The total weight of the bacteria in the human body is around 2 kgs.


31. There are about 40,000 bacteria in the human mouth.

If you would like to learn more amazing and often gross facts about the human body then check out our previous post 30 Weird Facts About the Human Body

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