Many treatment programs in DHS, Maryland address people with co-occurring mental and substance abuse disorders. A person who struggles with a psychological disorder(s) and substance abuse requires to work through both issues at the same time. Failing to handle the client's mental disorder(s) during their drug rehabilitation will leave them susceptible to relapse once they leave treatment. Issues 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 individual 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.