Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
It takes about 20 seconds for a red blood cell to circle the whole body.
102
One human hair can support 3 ounces.
191
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The human body contains over a billion miles of DNA.
147
Chewing gum boosts your brain power.
285
Enamel is hardest substance in the human body.
61