http://www.rxpgnews.com/ Medical News and Information Thu, 21 Aug 2008 02:00:28 PST en-us http://www.rxpgnews.com/seasonalaffectivedisorder/Light_Therapy_to_treat_SAD_963_963.shtml SAD A study commissioned by the American Psychiatric Association and led by a psychiatrist at the University of North Carolina at Chapel Hill School of Medicine has found that light therapy effectively treats mood disorders, including seasonal affective disorder (SAD) and other depressive disorders. Tue, 05 Apr 2005 17:27:00 PST http://www.rxpgnews.com/seasonalaffectivedisorder/Light_Therapy_to_treat_SAD_963_963.shtml