In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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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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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44