8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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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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You burn 26 calories in a one minute kiss.
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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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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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