Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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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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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Men who kiss their wives in the morning live five years longer than those who don't.
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The single biggest predictor of love is proximity.
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