When you take a step, you are using up to 200 muscles.
886
Every year your body replaces 98% of your atoms.
119
The human body contains over a billion miles of DNA.
147
One human hair can support 3 ounces.
191
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Your body is creating and killing about 2.4 million red blood cells per second.
17