The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
The average person falls asleep in about 12 to 14 minutes.
The human heart beats roughly 35 million times a year.
Women hearts beat faster than men.
The length of a human esophagus is 25 centimeters.
The longest human beard on record is 17.5 feet, held by Hans N. Langseth who was born in Norway in 1846.
If the lens in our eye doesn't work quite right, we can get glasses to help us see. Glasses have lenses in them that work with our eye's own lens to help us see better.
People with darker skin will not wrinkle as fast as people with lighter skin.
A person infected with the SARS virus, has a 95-98% chance of recovery.
Forty-one percent of women apply body and hand moisturizer at least three times a day.