Rehabilitation is the act of restoring something with the step-by-step process that helps people to recover. The purpose of rehabilitation is to restore some or all the patient's physical, sensory, and mental capabilities that were lost due to psychoactive substances. The main goal is to help people which effectively changes their life event. Drug and alcohol addiction rehab can address the brain issues to remove the need to self-medicate and prevent mental disorders from triggering an eventual relapse. The general intent is to enable the patient to confront substance dependence and cease substance abuse to avoid the psychological causes, especially by extreme abuse.