People struggling with addiction engage in the use of a substance or behavior that is repeated despite negative consequences. While the causes and progression of addiction is often very complicated, evidence suggests that a combination of therapy plus a 12 step support group increases the likelihood that a person will have a successful recovery process. While some people require more intensive inpatient treatment, many people find that going to therapy and a 12-step meeting to be very beneficial. Therapy helps address the underlying cause, and 12-step can help with tools to get and stay sober.