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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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The single biggest predictor of love is proximity.
30
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Raj from the Big Bang Theory is married to Miss India.
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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One in five long-term love relationships began with one or both partners being involved with others.
177
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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