definition of behavioral health disorders
Mental illness is defined as âcollectively all diagnosable mental disordersâ or âhealth conditions that are characterized by alterations in thinking, mood, or behavior (or some combination thereof) associated with distress and/or impaired functioning.â2 Depression is the most common type of mental illness, affecting more than 26% of the U.S. adult ...
Mental Health Conditions. A mental illness is a condition that affects a person's thinking, feeling or mood. Such conditions may affect someone's ability to relate to others and function each day. Each person will have different experiences, even people with the same diagnosis.