On average, we breathe between 12 and 18 times a minute. Women's hearts generally beat faster than mens. Our mouths produce a quart of saliva every day. Hair grows at the rate of one hundredth of an inch each day. The average guy will grow about 27 feet of hair out of his face during his lifetime.
Fleas can live for months without food.
If a human were a flea, they would be able to jump 1000 feet high. Two people die every ten minutes in auto accidents. Six percent of all American men are killed by either their wife or girlfriend - or wife who caught them with their girlfriend. The first traffic light was installed in England in 1868 in front of the Houses of Parliment. There are approximately 450 million chickens in the United States.