In the average lifetime a person will breath in about 44 pounds of dust.
21
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
The right lung takes in more air than the left.
30
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
You have no sense of smell when you're sleeping!
72
It takes approximately 12 hours for food to entirely digest.
93