When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Speed dating was invented by a Rabbi in 1999.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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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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Men fall in love faster than women do.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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