It is not uncommon for people who have problems with a mental health issue to also struggle with a co-occurring drug and alcohol abuse issue. In fact, it is more common than one would imagine and a lot of men and women presently in drug rehab facilities in Davis may have mental health issues which have just simply been undiagnosed. Treatment specialists at effective alcohol and drug rehabilitation centers in Davis, California know how to identify individuals with co-occurring psychological and alcohol and drug abuse issues so that these two issues can be handled simultaneously while the person is in treatment. Due to the fact both must be resolved, the person should not leave rehabilitation until they are mentally stable, not just sober.