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
Couples' personalities converge over time to make partners more and more similar.
235
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Parents receive 1 out of every 5 Valentines.
20
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
40% of people who are rejected in romantic love slip into clinical depression.
72
You burn 26 calories in a one minute kiss.
605
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27