Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Raj from the Big Bang Theory is married to Miss India.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The average person will go on a date at least 100 times before they finally marry.
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In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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