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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Yawns are more contagious among people with closer relationships.
163
The human body contains over a billion miles of DNA.
147
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Chewing gum boosts your brain power.
285
It takes about 20 seconds for a red blood cell to circle the whole body.
102