The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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40% of people who are rejected in romantic love slip into clinical depression.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Wearing red increases attraction.
30
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Historically, sweat has been an active ingredient in perfume and love potions.
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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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