It is not uncommon for people who have problems with a mental health issue to also be plagued by a co-occurring alcohol and drug abuse disorder. Frankly, it is more widespread than one would think and quite a few men and women presently in alcohol and drug rehab facilities in Markham, Texas may have mental health issues which are often undiagnosed. Rehab professionals at successful drug treatment centers in Markham, Texas know how to identify persons with co-occurring psychological and substance abuse disorders in hopes that these two issues can be handled simultaneously while the person is in rehab. Due to the fact both need to be addressed, the person should not leave rehab until they are psychologically stable, not just sober.