It is not uncommon for people who are afflicted with a mental health issue to also have a co-occurring drug and alcohol abuse issue. In truth, it is more prevalent than one would think and quite a few men and women currently in drug treatment facilities in Norwalk, California may have mental health disorders which are often undiagnosed. Rehab experts at successful alcohol and drug treatment facilities in Norwalk know how to identify individuals with co-occurring mental and substance abuse issues so that these two concerns can be handled simultaneously while the person is in rehab. Due to the fact both need to be addressed, the client should not leave rehab until they are mentally stable, not just off of drubs.