(1) In recent years, there has been an increase in awareness and concern for the etiology, diagnosis, and prevalence of post-traumatic stress disorder (PTSD) among American war veterans. (2) PTSD is a psychiatric disorder that is believed to be onset by exposure to a traumatic event in which the individual had experienced, witnessed, or was confronted by either actual or threatened loss of life or serious injury (Yehuda, 2004). (3) Individuals with PTSD may find it difficult to function within their lives as they normally had before the trauma occurred. (4) PTSD is also correlated with comorbidity; many individuals diagnosed with PTSD are also diagnosed with other disorders such as depression or anxiety disorder. (5)Substance abuse is
