Right, gang, it’s time to take a look at how amazing (and a bit freaky!) we all are! Check out these 15 fascinating facts about the human body…

1. Your mouth produces about one litre of saliva each day!
2. Your brain is sometimes more active when you’re asleep than when you’re awake.

Human body brain

3. Laid end to end, an adult’s blood vessels could circle Earth’s equator four times!
4. The word “muscle” comes from Latin term meaning “little mouse“, which is what Ancient Romans thought flexed bicep muscles resembled.

Human body muscle

5. Bodies give off a tiny amount of light that’s too weak for the eye to see.
6. The average person has 67 different species of bacteria in their belly button.
7. You lose about 4kg of skin cells every year!
8. Babies don’t shed tears until they’re at least one month old.

Human body tears

9. Information zooms along nerves at about 400kmph!
10. The human heart beats more than three billion times in an average lifespan.

Human body chest x-ray

Did you know we have a FREE downloadable primary resource about the human heart? Great for teachers, homeschoolers and parents alike!

11. Your left lung is about 10 percent smaller than your right one.
12. Human teeth are just as strong as shark teeth.
13. Scientists estimate that the nose can recognise a trillion different scents!

Human body nose

14. Humans are the only species known to blush.
15. Your blood makes up about eight percent of your body weight.

Want to find out more about the amazing human body? Then check out these articles about the human digestive system, brain and eyes!

Photos: Getty Images UK

What’s your favourite fact about the human body? Let us know in the comments below!

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COMMENTS

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