Your thumb is about the same size as your nose.
124
One human hair can support 3 ounces.
191
Your fingernails grow faster in summer.
744
The average sperm cell swims at 8 inches per hour.
4
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The world's shortest man measures only 21.5 inches.
73
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127