Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
One in five long-term love relationships began with one or both partners being involved with others.
177
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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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40% of people who are rejected in romantic love slip into clinical depression.
72
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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Raj from the Big Bang Theory is married to Miss India.
11