People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
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In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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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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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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