Couples' personalities converge over time to make partners more and more similar.
235
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Speed dating was invented by a Rabbi in 1999.
45
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
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
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.
28
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165