The human body contains over a billion miles of DNA.
147
One human hair can support 3 ounces.
191
The average person's skin weighs twice as much as their brain.
131
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Chewing gum boosts your brain power.
285
Your heart will pump about 212 million liters in its lifetime.
26
Every year your body replaces 98% of your atoms.
119