Human thigh bones are stronger than concrete!
63
Midgets and dwarfs almost always have normal sized children.
54
Your body is creating and killing 15 million red blood cells per second!
14
Your tongue is the only muscle in your body that is attached at only one end.
173
Every hour one billion cells in the body must be replaced.
17
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Dieters who sleep more take off more fat that those who sleep less.
159
Most dreams last only 5 to 20 minutes.
79