Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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One in five long-term love relationships began with one or both partners being involved with others.
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