'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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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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A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234