The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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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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Men fall in love faster than women do.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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Historically, sweat has been an active ingredient in perfume and love potions.
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In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
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