A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Men fall in love faster than women do.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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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.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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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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