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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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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Wearing red increases attraction.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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