Yawns are more contagious among people with closer relationships.
163
Roughly a quarter of the world's people live in China.
50
The most recorded orgasms in an hour were 134 for one woman and only 16 for a man.
192
In a lifetime, an average person walks the equivalent of 5 equators
177
Babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.
110
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
