What do people in successful relationships do differently than those in unsuccessful or unsatisfying relationships?

Since the 1970s, psychologist John Gottman, Ph.D., and his team have studied thousands of couples to see what exactly people are doing in their relationships, and they`ve monitored these couples for many years following their time in the lab.

Their research has found that the couples that split within six years of getting married tend to have six similar habits. Let`s talk about them—and what you can do if you see any of them in your relationship: