Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
Yawns are more contagious among people with closer relationships.
163
The most recorded orgasms in an hour were 134 for one woman and only 16 for a man.
192
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
One in 500 humans has one blue eye and one brown eye.
145
As many as one third Americans flush the toilet while they are still on it.
157
According to Harris Interactive, 70% of men and 57% of women shower daily.
75