12 Amazing Facts About Human Body

The human body is an amazing machine, with some odd quirks.

1. The length of all your blood vessels is really impressive.

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If you combine every blood vessel in your body and combine it back to back,  they’d make up a length of 96,000 kilometers or 60,000 miles in children and a whopping 100,000 miles in adults.

2. The human nose can detect about 1 trillion smells.

3. The female heart beats faster.

A research by Candian scientists has revealed that the female heart beats faster at about 1.7 — 2.3 hours ahead of the male heart.

4 .At some point, you’ve been a single cell.


This fact is simple but very strange – all of us, at one point, for about half an hour have been nothing more than a single cell.

5. The cornea is the only part of the body with no blood supply – it gets its oxygen directly from the air.

6. Astronauts can grow up to two inches taller in space.

7. The human body can survive a lightning strike.

© HumanNutrStudent / reddit  

8. A toothache and a headache are linked together.

9. In cases of extreme starvation, the brain will begin to eat itself.

10. Between birth and death, the human body goes from having 300 bones, to just 206.

11. Your brain can survive for five to 10 minutes without oxygen.

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12. The acid in your stomach can melt down metal.

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