2. Your hair growth may have to do with your ethnic background.

While human hair generally grows at a rate of about six inches per year, there is some difference in growth rates based on ethnicity. According to research published in the International Journal of Dermatology, people of Asian descent tend to have faster - growing hair than those of other ethnic backgrounds.

3. No matter your diet, and no matter what your favourite dishes might be, it’s likely you will eat more than 35 tons of food in your life if you live in the USA.

4. It’s completely possible for deceased women to give birth. This bizarre phenomenon occurs when a pregnant woman passes away, there are still gases in the abdomen which allow the body to give birth.

5. We’re able to eat foodstuffs which have been around for hundreds, even thousands of years. In fact, you can still safely consume honey that dates back three millennia!

6. Fake happiness occurs all the time, but did you know that showing too many fake smiles can actually harm your long-term health? It’s thought that faking happiness can lead to withdrawal and may actually provoke further detrimental health problems later on in life. Therefore, it’s probably better you only try and show that you are happy when you mean it

7. Koalas share a strange similarity with humans in that we both have fingerprints. However, even stranger is the fact that it’s impossible for you to instantly tell between them. In fact, even experts struggle to separate koala fingerprints from human ones.

9. In fact, statistically, women are likely to blink twice as much as men do! Their hearts generally beat faster, and they have better senses of smell, too.

10. Women are much more likely to live longer than men, on the whole. This is thought to be as a result of male immune systems aging much quicker on average.

11. It rains diamond in Saturn and Jupiter.

12. From when Pluto was discovered in 1930 to when it was declassified as a planet in 2006, it had not made a full orbit around the sun. In fact, the former planet takes 248 Earth years to complete its orbit.

13. When we breathe through our nose, we always inhale more air from one nostril than with the other one — and this changes every 15 minutes.

14. It would take 1,200,000 mosquitoes, each sucking once, to completely drain the average human of blood.

15. Your thumb is the same length of your nose.

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