The left ear is more responsive to words of love and emotion whispered into it than the right.
44
Couples' personalities converge over time to make partners more and more similar.
235
Historically, sweat has been an active ingredient in perfume and love potions.
309
One in five long-term love relationships began with one or both partners being involved with others.
177
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
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
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212