When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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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.
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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.
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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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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Men who kiss their wives in the morning live five years longer than those who don't.
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