One in five long-term love relationships began with one or both partners being involved with others.
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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
16
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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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
The single biggest predictor of love is proximity.
30
Wearing red increases attraction.
30
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Kissing an infection-free partner is good for your teeth!
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