When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Two in five people in the world marry their first love.
270
In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
40% of people who are rejected in romantic love slip into clinical depression.
72
Kissing an infection-free partner is good for your teeth!
141
Parents receive 1 out of every 5 Valentines.
20