Yawns are more contagious among people with closer relationships.
163
You share your birthday with at least 9 other million people in the world.
201
Every three seconds, a new baby is born.
122
Men laugh longer, louder, and more often than women.
61
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
Approximately one-third of the population can't snap their fingers!
91
On average a woman has 4 sexual partners in her lifetime.
-143
There are two credit cards for every person in the United States.
2