When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Speed dating was invented by a Rabbi in 1999.
45
The average person will go on a date at least 100 times before they finally marry.
33
Historically, sweat has been an active ingredient in perfume and love potions.
309