1. "You can grow a new human being faster than most missing toenails can grow back."
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2. "Humans are bioluminescent and glow in the dark, but the light that we emit is 1,000 times weaker than our human eyes are able to pick up."
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3. "During surgery,organs don't have to be put back in the exact position they are meant to be. Your body will move the organs into the correct position after the surgery."
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4. "Your forearm is the same length as your foot."
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5. "The brain itself cannot feel pain, but the organ can feel the pain from all other parts of the body."
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6. "Your elbow skin is called your weenus. Also, you can pinch it as hard as you want and it won't hurt."
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7. "Your tongue rests on the top of your mouth!"
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8. "You always see the end of your nose. Your brain just tells your eyes not to show it in your view."
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9.RIGHT BEFORE YOU VOMIT,YOUR MOUTH FILLS WITH QUITE A BIT OF SALIVA.THIS NORMALLY HAPPENS LIKE 30–45 SECONDS BEFORE YOU VOMIT.IT DOES THIS TO HELP PROTECT YOUR MOUTH FROM THE ACIDS IN THE VOMIT.
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10. "The pus in pimples (and pus anywhere else on the body) is actually a collection of dead white blood cells."
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11. "Your intestines are in near-constant motion, wiggling like a worm."
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12. "You can only swallow two or three times before your body forces you to wait to try again."
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13. "Humans have, on average, just as many hairs on their body as chimpanzees. Human hair is just a lot shorter and finer."
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14. "The liver can regenerate itself. If you literally cut off two-thirds of the liver, it can regrow in about two weeks."
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15. "A healthy heart doesn't need a body to beat. As long as it has an oxygenated blood supply, it will just keep going, with or without its owner."