It is not uncommon for individuals who have problems with a mental health issue to also have a co-occurring alcohol and drug abuse issue. In truth, it is more common than one would think and many people presently in drug and alcohol rehabilitation facilities in East Palo Alto, California may have mental health disorders which have just simply been undiagnosed. Rehab experts at proven alcohol and drug rehab facilities in East Palo Alto know how to identify persons with co-occurring mental and drug and alcohol abuse issues so that these two issues can be simultaneously addressed while the person is in treatment. Because both need to be addressed, the person should not leave rehabilitation until they are mentally stable, not just off of drubs.