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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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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When dragonflies mate, their tails form a love heart.
22
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
'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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A man's beard grows fastest when he anticipates sex.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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