You're born with 300 bones, but when you get to be an adult, you only have 206!
17
Pain travels through your body at 350 ft. per second.
36
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
The heart pumps about 1 million barrels of blood during an average lifetime!
30
It takes approximately 12 hours for food to entirely digest.
93
There are more bacteria in your mouth than there are people in the world.
60
One out of 20 people have an extra rib.
66