More boys than girls are born during the day; more girls are born at night.
120
Yawns are more contagious among people with closer relationships.
163
The higher the income, the more likely an American man will cheat on his wife.
94
According to a study, women ages 22 to 30 with no children and no spouse earned a higher median income than comparable men in 39 of the 50 largest U.S. cities in 2008.
9
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
Intelligent men tend to be more sexually faithful.
31
In one day an average person will take about 18,000 steps.
55