In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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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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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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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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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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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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