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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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The average sperm cell swims at 8 inches per hour.
76
Every year your body replaces 98% of your atoms.
119
The human body contains over a billion miles of DNA.
147
Your heart will pump about 212 million liters in its lifetime.
26