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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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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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.
26
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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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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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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Men who kiss their wives in the morning live five years longer than those who don't.
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