"Mental illness" refers to the collection of all diagnosable mental disorders causing severe disturbances in thinking, feeling, relating, and/or functional behaviors. It can result in a substantially diminished capacity to cope with daily life demands.
A mental illness is a hidden disability; it is rarely apparent to others. However, students with mental illness may experience symptoms that interfere with their educational goals and that create a "psychiatric disability." These symptoms may include yet are not limited to the following: