The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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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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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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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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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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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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