Redheads require more anesthesia to 'go under' than other hair colors do.
50
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
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
About 400 different kinds of microbes live on and in the human body.
-3
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
Dentists have recommended that a toothbrush be kept at least 6 feet away from a toilet to avoid airborne particles resulting from the flush.
104
One out of 20 people have an extra rib.
66
Gardening is said to be one of the best exercises for maintaining healthy bones.
40