In the average lifetime a person will breath in about 44 pounds of dust.
21
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
The human sigh acts as a physiological reset button.
23
The average female will have 3.3 pregnancies in her life.
49
Every year your body replaces 98% of your atoms.
119
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
One out of 20 people have an extra rib.
66
Your body is creating and killing about 2.4 million red blood cells per second.
17