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
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.
44
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Historically, sweat has been an active ingredient in perfume and love potions.
309
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28