Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
'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
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130