When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Wearing red increases attraction.
30
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
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
'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
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165