Wearing red increases attraction.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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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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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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A man's beard grows fastest when he anticipates sex.
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Speed dating was invented by a Rabbi in 1999.
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In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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