Kissing an infection-free partner is good for your teeth!
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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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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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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