It is not uncommon for people who have problems with a psychological disorder to also have a co-occurring substance abuse disorder. In fact, it is more widespread than one would imagine and quite a few men and women presently in drug and alcohol treatment programs in Sunnyvale, California may have mental health disorders which have just simply been undiagnosed. Rehabilitation professionals at effective drug and alcohol treatment programs in Sunnyvale know how to identify persons with co-occurring mental health and alcohol and drug abuse issues in hopes that both issues can be handled simultaneously while the individual is in treatment. Due to the fact both must be resolved, the individual should not leave rehabilitation until they are mentally stable, not just off of drubs.