When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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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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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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Historically, sweat has been an active ingredient in perfume and love potions.
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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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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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Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
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