In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
Couples' personalities converge over time to make partners more and more similar.
235
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212