The occurrence of mental illness appears to originate from biologic, genetic, and environmental factors. The degree to which each of these components has an influence varies with the disease as well as the person .
The health care system in the United States may determine the success that a patient has with mental illness . For example, there may be controversy over the placement of someone who has committed a crime. Some clients may go to a correctional facility whereas the mental health team will advocate that a mental health center is better for them than prison.