When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The average person will go on a date at least 100 times before they finally marry.
33
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.
27
Speed dating was invented by a Rabbi in 1999.
45
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
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
One in five long-term love relationships began with one or both partners being involved with others.
177