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Generalized anxiety disorder - Overview

Alternative Names

GAD; Anxiety disorder

Definition of Generalized anxiety disorder:

Generalized anxiety disorder (GAD) is a pattern of frequent, constant worry and anxiety over many different activities and events.

Causes, incidence, and risk factors:

Generalized anxiety disorder (GAD) is a common condition. The cause of GAD is not known, but biological and psychological factors play a role. Stressful life situations or behavior developed through learning may also contribute to GAD.

The disorder may start at any time in life, including childhood. Most people with the disorder report that they have been anxious for as long as they can remember. GAD occurs somewhat more often in women than in men.

  • Reviewed last on: 2/6/2008
  • Christos Ballas, MD, Attending Psychiatrist, Hospital of the University of Pennsylvania, Philadelphia, PA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

References

Moore DP, Jefferson JW. Handbook of Medical Psychiatry. 2nd ed. St. Louis, Mo: Mosby; 2004: 174-175.

Noble J. Textbook of Primary Care Medicine. 3rd ed. St. Louis, Mo: Mosby; 2001:416.

Gale C, Davidson O. Generalised anxiety disorder. BMJ, 2007;334:579-581.

Schneier FR. Social anxiety disorder. NEJM, 2006;355:1029-1036.

Katon WJ. Panic Disorder. NEJM. 2006;354:2360-2367.

Bernstein GA, Shaw K. Practice parameters for the assessment and treatment of children and adolescents with anxiety disorders. J Am Acad Child Adolesc Psychiatry, 2007;46:267-283.