It is quite common for people who are afflicted with a psychological disorder to also struggle with a co-occurring substance abuse disorder. In truth, it is more common than one would think and many men and women currently in drug rehab programs in Guasti, California may have psychological issues which have just simply been undiagnosed. Rehab experts at proven drug and alcohol treatment centers in Guasti know how to spot individuals with co-occurring psychological and substance abuse disorders so that these two concerns can be handled simultaneously while the person is in treatment. Due to the fact both must be resolved, the individual must remain in treatment until they are psychologically stable, not just abstinent.