Your body is creating and killing about 2.4 million red blood cells per second.
17
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
One human hair can support 3 ounces.
191
Every year your body replaces 98% of your atoms.
119
Your thumb is about the same size as your nose.
124
Chewing gum boosts your brain power.
285