Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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40% of people who are rejected in romantic love slip into clinical depression.
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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 single biggest predictor of love is proximity.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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