The world's youngest parents were 8 and 9 and lived in China in 1910.
130
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
People in parts of Western China put salt in their tea instead of sugar.
16
Women who read romance novels have sex twice as often as those who don't.
101
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
According to Harris Interactive, 70% of men and 57% of women shower daily.
75
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82