• A women’s heart beats faster than a man.
  • All the blood in our body passes 400 times through each kidney per day.
  • Around 90% of the cells that make humans aren’t human in origin. We’re mostly fungi and bacteria.
  • A drop of blood contains 250 million cells.
  • After eating too much, your hearing is less sharp.
  • At birth, we have over 300 bones. As we grow up, some of the bones begin to fuse together, as a result, an adult has only 206 bones.
  • Babies are always born with blue eyes.
  • Crying alleviates stress and allows humans to decrease feelings of anger and sadness.
  • Children grow faster in the springtime.
  • Each person sheds 22 kilograms of skin in his or her lifetime.
  • Half a liter of water per day is lost through breathing.
  • Humans are the only animals to produce emotional tears.
  • If your stomach acid got onto your skin it would burn a hole in it.
  • Humans share 50% of their DNA with bananas.
  • Identical twins have identical DNA but not identical fingerprints.
  • In just 30 minutes, your body can produce enough heat to boil half a gallon of water.
  • In a human body, the small intestine is 21 feet and the large intestine is 6 feet long.
  • Humans and dolphins are the only species that have sex for pleasure.
  • In your very own lifetime, you’ll produce enough spit to fill two swimming pools.
  • It only takes 7 pounds of pressure to rip your ear off.

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