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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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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Historically, sweat has been an active ingredient in perfume and love potions.
309
Couples' personalities converge over time to make partners more and more similar.
235
One in five long-term love relationships began with one or both partners being involved with others.
177
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Speed dating was invented by a Rabbi in 1999.
45