Your heart rate can rise as much as 30% during a yawn.
69
Sex burns about 360 calories per hour.
860
Men are twice as likely to be binge drinkers than women.
87
Midgets and dwarfs almost always have normal sized children.
54
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
The average human body contains enough iron to make a small nail.
50
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33