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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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14