It is not uncommon for people who are afflicted with a psychological disorder to also struggle with a co-occurring drug and alcohol abuse disorder. In truth, it is more common than one would assume and many men and women presently in drug rehab programs in Quinlan may have psychological disorders which are often undiagnosed. Treatment experts at proven alcohol and drug rehabilitation programs in Quinlan know how to identify individuals with co-occurring mental health and substance abuse disorders so that these two issues can be handled simultaneously while the person is in treatment. Simply because both need to be addressed, the client must remain in treatment until they are mentally stable, not just abstinent.