Many treatment programs in San Tan Valley, Arizona address people with co-occurring mental and substance abuse disorders. A person who struggles with a mental disorder(s) and substance abuse requires to work through both issues at the same time. Failing to deal with the client's psychological disorder(s) during their drug treatment will leave them vulnerable to relapse once they leave treatment. Problems with mood disorders, anxiety disorders and other mental disorders (schizophrenia, personality disorders, etc.) will surface once back in their day to day life. If the client does not have a handle on how to handle their mental disorder they will probably fall back into their old ways of abusing drugs or alcohol as a means of coping and self-medicating.