Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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40% of people who are rejected in romantic love slip into clinical depression.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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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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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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