Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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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 average person in their lifetime will spend an estimated 20,160 minutes kissing!
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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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A man's beard grows fastest when he anticipates sex.
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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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Sea otters hold hands while sleeping so they don’t drift away from each other.
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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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