Babies cry but they don't produce tears until one to three months after birth.
238
Most people smile when they are frustrated, according to a study.
15
The average person laughs 13 times a day!
108
The world's youngest parents were 8 and 9 and lived in China in 1910.
130
Women who read romance novels have sex twice as often as those who don't.
101
The average American spends a third of their overall time online playing games and using social networks.
298
Touching a teddy bear can make people feel less lonely.
36
Every human spent about half an hour as a single cell.
144