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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Historically, sweat has been an active ingredient in perfume and love potions.
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The average person will go on a date at least 100 times before they finally marry.
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In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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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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Parents receive 1 out of every 5 Valentines.
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A man's beard grows fastest when he anticipates sex.
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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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