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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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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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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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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A man's beard grows fastest when he anticipates sex.
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The average person will go on a date at least 100 times before they finally marry.
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