After decades of war, Postraumatic Stress Disorder (PTSD) has become pervasive in veterans. The RAND and National Centers for PTSD, estimates the prevalence of PTSD in 2.6 million U.S. service members
who have served in Iraq or Afghanistan wars since 2001 range from 13-20%. Among the psychosocial treatments of PTSD are exposure therapy, cognitive therapy, eye movement desensitization and reprocessing, and group therapy.