Your heart will pump about 212 million liters in its lifetime.
26
The right lung takes in more air than the left.
30
The average human body contains enough iron to make a small nail.
50
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Although men ARE more likely to suffer heart attacks, women are more likely to die within a year from having a heart attack.
50
On average, there's 100 billion neurons in the human brain.
83
You have no sense of smell when you're sleeping!
72
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45