As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
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
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
Men fall in love faster than women do.
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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