In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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A man's beard grows fastest when he anticipates sex.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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You burn 26 calories in a one minute kiss.
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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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