Kissing an infection-free partner is good for your teeth!
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Men fall in love faster than women do.
32
You burn 26 calories in a one minute kiss.
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Wearing red increases attraction.
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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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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