The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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When dragonflies mate, their tails form a love heart.
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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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