Here's How To Have A Happy Relationship, According To Science (INFOGRAPHIC)

Scientists spend a lot of time figuring out what makes people happy, especially when it comes to love and relationships.

Thanks to the folks at Happify -- a website dedicated to the science of happiness -- all that wonderful scientific mumbo-jumbo has been distilled into an infographic. It's got everything from how many times a week the happiest couples do the deed to how happy couples fight (because even they do that too).

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