Generalized anxiety disorder.

Generalized anxiety disorder is a syndrome characterized by excessive anxiety or apprehension concerning two or more of life's circumstances. Presenting signs and symptoms often include somatic complaints, such as tremor, dyspnea, palpitations, lightheadedness and nausea. Treatment includes supportive psychotherapy and antianxiety drugs, primarily benzodiazepines. In some cases, antidepressants may prove beneficial.