The typical person spends about 600 hours having sex between the ages of 20 and 70.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Sea otters hold hands while sleeping so they don’t drift away from each other.
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Men who kiss their wives in the morning live five years longer than those who don't.
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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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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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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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Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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