Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The average person will go on a date at least 100 times before they finally marry.
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In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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