In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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A man's beard grows fastest when he anticipates sex.
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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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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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Men fall in love faster than women do.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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