Half of all Americans over the age of 55 have no teeth.
39
People with blue eyes are better able to see in the dark.
153
Americans collectively eat one hundred pounds of chocolate every second.
60
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
A hard working adult sweats up to 4 gallons per day.
39
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
More boys than girls are born during the day; more girls are born at night.
120