Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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You burn 26 calories in a one minute kiss.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
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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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44