Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Half of all Americans over the age of 55 have no teeth.
39
Men fall in love faster than women do.
32
90% of people sit at their computer desk slouching, supporting their head with their left hand.
41
Only about 2% of the world population has green eyes.
36
Infants spend more time dreaming than adults do.
102
2% of Europeans lack the genes for smelly armpits.
6