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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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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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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When dragonflies mate, their tails form a love heart.
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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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Kissing an infection-free partner is good for your teeth!
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Parents receive 1 out of every 5 Valentines.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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