After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
The human sigh acts as a physiological reset button.
23
A man's beard grows fastest when he anticipates sex.
239
Your heart rate can rise as much as 30% during a yawn.
69
Banging your head against a wall uses 150 calories an hour.
57
Your heart will pump about 212 million liters in its lifetime.
26
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
