Parents receive 1 out of every 5 Valentines.
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A man's beard grows fastest when he anticipates sex.
239
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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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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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.
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According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
Kissing an infection-free partner is good for your teeth!
141
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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