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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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Speed dating was invented by a Rabbi in 1999.
45
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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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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