You burn 26 calories in a one minute kiss.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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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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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When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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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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On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
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