It is quite common for men and women who struggle with a mental health disorder to also struggle with a co-occurring alcohol and drug abuse disorder. In truth, it is more widespread than one would think and quite a few people presently in drug rehab programs in Columbia, PA. may have mental health disorders which are often undiagnosed. Treatment specialists at effective drug and alcohol rehab facilities in Columbia, PA. know how to identify persons with co-occurring psychological and substance abuse disorders so that both concerns can be simultaneously addressed while the individual is in rehabilitation. Due to the fact both need to be addressed, the client should not leave treatment until they are mentally stable, not just abstinent.