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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One human hair can support 3 ounces.
191
In one day, adult lungs move about 10,000 litres of air.
11
There's 100 trillion good bacteria living in your body.
17
Your body is creating and killing about 2.4 million red blood cells per second.
17
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89