It is not uncommon for people who have problems with a mental health issue to also be plagued by a co-occurring drug and alcohol abuse issue. In truth, it is more common than one would think and many men and women currently in drug and alcohol rehabilitation programs in Brussels, IL. may have mental health issues which are often undiagnosed. Rehab specialists at effective alcohol and drug rehab centers in Brussels, IL. know how to spot persons with co-occurring mental health and drug and alcohol abuse issues in hopes that these two issues can be handled simultaneously while the individual is in treatment. Due to the fact both need to be addressed, the client must remain in rehab until they are psychologically stable, not just off of drubs.