Is 'Living in Sin' Still Bad for Your Marriage?

Is 'Living in Sin' Still Bad for Your Marriage? - Newsweek: Sociologists think the calculus may have changed. Part of the difference stems from just who’s deciding to shack up. As cohabiting has come more common across the country, however, the once strong link between “living in sin” and divorce has weakened over time. While some religious groups, such as socially conservative Christians and Orthodox Jews, still frown upon living together before marriage, two thirds of marriages in the U.S. now start as cohabitations.