You burn 26 calories in a one minute kiss.
605
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Speed dating was invented by a Rabbi in 1999.
45
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2
Parents receive 1 out of every 5 Valentines.
20
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165