There are more bacteria in your mouth than there are people in the world.
60
Our Right Lungs takes more air than our left lung.
194
The average human body contains enough iron to make a small nail.
50
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Men have larger hearts; women's hearts beat faster.
77