Sea otters hold hands while sleeping so they don’t drift away from each other.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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One in five long-term love relationships began with one or both partners being involved with others.
177
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Two in five people in the world marry their first love.
270
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A man's beard grows fastest when he anticipates sex.
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