It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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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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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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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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When dragonflies mate, their tails form a love heart.
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Parents receive 1 out of every 5 Valentines.
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