Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Your body is creating and killing about 2.4 million red blood cells per second.
17
The average sperm cell swims at 8 inches per hour.
76
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
When you take a step, you are using up to 200 muscles.
886
The average person's skin weighs twice as much as their brain.
131
One human hair can support 3 ounces.
191
Poor eyesight (myopia) is associated with higher IQ.
232