Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
One in five long-term love relationships began with one or both partners being involved with others.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
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.
26
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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