Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Couples' personalities converge over time to make partners more and more similar.
235
A man's beard grows fastest when he anticipates sex.
239
You burn 26 calories in a one minute kiss.
605
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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