Couples' personalities converge over time to make partners more and more similar.
235
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
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
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
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