Raj from the Big Bang Theory is married to Miss India.
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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The average person will go on a date at least 100 times before they finally marry.
33
Parents receive 1 out of every 5 Valentines.
20
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13