Couples' personalities converge over time to make partners more and more similar.
235
Men fall in love faster than women do.
32
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
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
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
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278