Two in five people in the world marry their first love.
270
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
40% of people who are rejected in romantic love slip into clinical depression.
72
'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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40