One in five long-term love relationships began with one or both partners being involved with others.
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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Men fall in love faster than women do.
32
Couples' personalities converge over time to make partners more and more similar.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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