It is not uncommon for people who are afflicted with a psychological disorder to also be plagued by a co-occurring drug and alcohol abuse issue. Frankly, it is more prevalent than one would assume and many people presently in drug rehabilitation facilities in Henderson, IL. may have mental health issues which are often undiagnosed. Treatment specialists at effective drug treatment centers in Henderson, IL. know how to identify individuals with co-occurring mental and substance abuse issues in hopes that these two concerns can be handled simultaneously while the individual is in rehab. Simply because both need to be addressed, the individual must remain in rehab until they are mentally stable, not just off of drubs.