Your heart will pump about 212 million liters in its lifetime.
26
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Chewing gum boosts your brain power.
285
The average sperm cell swims at 8 inches per hour.
76
One human hair can support 3 ounces.
191
The human brain uses approximately as much energy as a 10 watt light bulb.
120