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
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Couples' personalities converge over time to make partners more and more similar.
235
40% of people who are rejected in romantic love slip into clinical depression.
72
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12