Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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40% of people who are rejected in romantic love slip into clinical depression.
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The single biggest predictor of love is proximity.
30
Men fall in love faster than women do.
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Speed dating was invented by a Rabbi in 1999.
45