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
On average, a person will spend about five years eating during his or her lifetime.
90
People with blue eyes are better able to see in the dark.
153
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
Two in five people in the world marry their first love.
270
Dutch, on average are the tallest people.
187
Only 2% of the Earth's population are natural redheads.
13