Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
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").
-2
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Wearing red increases attraction.
30
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!
44