15 relationship facts everybody should know before getting married


Engagement proposal

Sean McGrath/Flickr

Read before you put a ring on it.

If there's a good time to reflect on your relationship and where it's headed, it's Valentine's Day.


We've taken this opportunity to round up scientific research on the specific factors that can make or break a romantic relationship.

Below, we've listed 15 nontrivial things you might want to keep in mind before hiring a wedding planner.