'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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
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
40% of people who are rejected in romantic love slip into clinical depression.
72
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The average person will go on a date at least 100 times before they finally marry.
33