Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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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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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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The average person will go on a date at least 100 times before they finally marry.
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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Men fall in love faster than women do.
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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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