People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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The left ear is more responsive to words of love and emotion whispered into it than the right.
44
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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'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.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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Men fall in love faster than women do.
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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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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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