If you are in a romantic relationship and feel like you are repeating unhealthy patterns, you can begin to change them by first being realistic and proactive. This means trying to see your relationship in an objective light and taking action to modify the aspects of it that can be modified. If you keep thinking that you can’t get your relationship healthy and you have tried so many things, you may want to consider leaving it, if the dysfunctional behavior is taking a toll on your health.