'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
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
Men fall in love faster than women do.
32
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130