You burn 26 calories in a one minute kiss.
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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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40% of people who are rejected in romantic love slip into clinical depression.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
When dragonflies mate, their tails form a love heart.
22
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26