For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Your heart will pump about 212 million liters in its lifetime.
26
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Our Right Lungs takes more air than our left lung.
194
If you hold farts in during the day, they'll just come out when you sleep.
16
A person can live without food for about a month, but only about a week without water.
156
Your thumb is about the same size as your nose.
124