Kissing an infection-free partner is good for your teeth!
141
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
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
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
'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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34