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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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You burn 26 calories in a one minute kiss.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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Parents receive 1 out of every 5 Valentines.
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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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