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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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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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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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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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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