It is quite common for people who are afflicted with a psychological issue to also be plagued by a co-occurring substance abuse disorder. In fact, it is more prevalent than one would imagine and a lot of individuals presently in alcohol and drug rehab programs in Big Bear City, CA. may have psychological issues which have just simply been undiagnosed. Rehabilitation professionals at proven drug and alcohol rehabilitation centers in Big Bear City, California know how to identify persons with co-occurring mental health and substance abuse disorders so that these two concerns can be simultaneously addressed while the person is in rehab. Simply because both must be resolved, the client must remain in treatment until they are psychologically stable, not just abstinent.