8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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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
You burn 26 calories in a one minute kiss.
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Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Kissing an infection-free partner is good for your teeth!
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Research has shown that allowing chocolate to melt in your mouth produced brain and heart rate activity that was simliar to - and even stronger than - that produced with passionate kissing.
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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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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