Half of all Americans over the age of 55 have no teeth.
39
Roughly a quarter of the world's people live in China.
50
The Japanese, on average, are the shortest people.
320
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
In one day an average person will take about 18,000 steps.
55
According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
223
The world's youngest parents were 8 and 9 and lived in China in 1910.
130