Raj from the Big Bang Theory is married to Miss India.
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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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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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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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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