The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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You burn 26 calories in a one minute kiss.
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Historically, sweat has been an active ingredient in perfume and love potions.
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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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Couples' personalities converge over time to make partners more and more similar.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Speed dating was invented by a Rabbi in 1999.
45