Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human body contains over a billion miles of DNA.
147
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Every year your body replaces 98% of your atoms.
119
The average person's skin weighs twice as much as their brain.
131
When you take a step, you are using up to 200 muscles.
886
Chewing gum boosts your brain power.
285