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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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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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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One in five long-term love relationships began with one or both partners being involved with others.
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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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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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