Couples' personalities converge over time to make partners more and more similar.
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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
40% of people who are rejected in romantic love slip into clinical depression.
72
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
'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