According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
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Two in five people in the world marry their first love.
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One in five long-term love relationships began with one or both partners being involved with others.
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The single biggest predictor of love is proximity.
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40% of people who are rejected in romantic love slip into clinical depression.
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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Kissing an infection-free partner is good for your teeth!
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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