The treatment of mental or emotional disorders and adjustment problems through the use of psychological techniques rather than through physical or biological means.

Psychoanalysis, the first modern form of psychotherapy, was called the "talking cure," and the many varieties of therapy practiced today are still characterized by their common dependence on a verbal exchange between the counselor or therapist and the person seeking help. The therapeutic interaction is characterized by mutual trust, with the goal of helping individuals change destructive or unhealthy behaviors, thoughts, and emotions.

For a child, psychotherapy can bolster hope and self-esteem, improve mastery and coping abilities, change maladaptive behavior patterns, and facilitate normal developmental processes. Childhood emotional and behavioral problems that have been treated through psychotherapy include adjustment problems at school; attention deficit/hyperactivity disorder; anxiety and depression; conduct problems; obsessive-compulsive behavior; eating disorders; enuresis; autism; child abuse; and post-traumatic stress disorder. Severe problems...