Men who kiss their wives in the morning live five years longer than those who don't.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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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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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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One in five long-term love relationships began with one or both partners being involved with others.
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Kissing an infection-free partner is good for your teeth!
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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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