You have no sense of smell when you're sleeping!
72
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Smokers get ten times more wrinkles than non-smokers.
171
The average sperm cell swims at 8 inches per hour.
76
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
At age 70, more than 70 percent of men are still potent!
29
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16