Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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Raj from the Big Bang Theory is married to Miss India.
11
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
The average person will go on a date at least 100 times before they finally marry.
33
Men who kiss their wives in the morning live five years longer than those who don't.
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