Two in five people in the world marry their first love.
270
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
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
You burn 26 calories in a one minute kiss.
605
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The average person will go on a date at least 100 times before they finally marry.
33