It is not uncommon for men and women who are afflicted with a psychological issue to also struggle with a co-occurring drug and alcohol abuse issue. Frankly, it is more widespread than one would assume and quite a few individuals presently in drug and alcohol rehab centers in South San Francisco, California may have psychological disorders which are often undiagnosed. Treatment specialists at effective drug and alcohol treatment programs in South San Francisco know how to spot persons with co-occurring psychological and substance abuse issues so that these two issues can be handled simultaneously while the person is in treatment. Simply because both must be resolved, the person should not leave rehabilitation until they are psychologically stable, not just off of drubs.