When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
You burn 26 calories in a one minute kiss.
605
Men fall in love faster than women do.
32
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
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, 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
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634