Speed dating was invented by a Rabbi in 1999.
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A man's beard grows fastest when he anticipates sex.
239
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.
26
The typical person spends about 600 hours having sex between the ages of 20 and 70.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104