Small provocation, small response but this could get you killed on the battlefield. We believe that study of the connection between PTSD and intimate relationship functioning is sorely in need of theory development and testing to further understanding of these associations and ultimately advance prevention and treatments efforts aimed at both areas. He may be concerned that having sex has changed the relationship into one of commitment and expectations. Everyday I listen to my combat veterans as they struggle to return to the "normal" world after having a deeply life-changing experience.
They postulate that there are several mechanisms that may underlie the systemic response to traumatic stress in couples, including chronic stress, attachment, identification and empathy, projective identification, and conflict and physiological response models.