Internet-Based Therapies for Posttraumatic Stress

Epidemiological studies consistently reveal that lifetime exposure to at least one traumatic event is more common than not. A large body of evidence documents the negative influences of such trauma exposure on psychological health, well-being, and quality of life. Posttraumatic stress disorder (PTSD) is the most prototypical and disabling outcome of trauma exposure, with lifetime prevalence rates of approximately 10% in the general population and 10% to 20% in high-exposure groups, such as veterans of war. Although effective treatments for PTSD exist, there are significant barriers to care, including lack of access to trained mental health providers and stigma. This entry discusses one method of redressing barriers and obstacles to care: Internet-based approaches to PTSD treatment. Empirical evidence for existing Internet-based treatments is reviewed, and ...