a psychological disorder in which a person loses contact with reality, experiencing irrational ideas and distorted perceptions
fear or avoidance of situations, such as crowds or wide open places, where one has felt loss of control and panic
significant binge-eating episodes, followed by distress, disgust, or guilt, but without the compensatory purging, fasting, or excessive exercise that marks bulimia nervosa
an anxiety disorder marked by a persistent, irrational fear and avoidance of a specific object, activity, or situation
false sensory experience, such as seeing something in the absence of an external visual stimulus
A mood disorder in which a person experiences, in the absence of drugs or a medical condition, two or more weeks of significantly depressed moods, feelings of worthlessness, and diminished interest or pleasure in most activities.
the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition; a widely used system for classifying psychological disorders.
a psychological disorder characterized by delusions, hallucinations, disorganized speech, and/or diminished, inappropriate emotional expression
false beliefs, often of persecution or grandeur, that may accompany psychotic disorders
psychological disorders characterized by emotional extremes
positive psychological changes as a result of struggling with extremely challenging circumstances and life crisis