8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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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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Historically, sweat has been an active ingredient in perfume and love potions.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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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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