Historically, sweat has been an active ingredient in perfume and love potions.
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You burn 26 calories in a one minute kiss.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
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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In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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