The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When dragonflies mate, their tails form a love heart.
22
Parents receive 1 out of every 5 Valentines.
20
Raj from the Big Bang Theory is married to Miss India.
11
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
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14