Sea otters hold hands while sleeping so they don’t drift away from each other.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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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.
14
One in five long-term love relationships began with one or both partners being involved with others.
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