Two years of study in an accredited college or university, junior college, or similar institution, which included or was supplemented by at least 12 semester hours in such courses as health sciences, nursing, behavioral science, social science, guidance, counseling, teaching, biological sciences or related fields. The Health Aide provides the following services: Perform a variety of therapeutic and supportive Health Aide tasks in assisting physicians and other professional personnel in a rehabilitation treatment program for alcohol and/or drug-dependent patients.