Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Obsessive nose picking is called Rhinotillexomania.
101
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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