You burn 26 calories in a one minute kiss.
605
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
40% of people who are rejected in romantic love slip into clinical depression.
72
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When dragonflies mate, their tails form a love heart.
22
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130