The human body contains over a billion miles of DNA.
147
The human brain is insensitive to pain.
76
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Pain travels through your body at 350 ft. per second.
36
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
Chewing gum boosts your brain power.
285


