When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Raj from the Big Bang Theory is married to Miss India.
11
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
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29