What is PTSD (Post-traumatic Stress Disorder)? PTSD is an anxiety disorder that surfaces after experiencing a very dangerous, frightening, and uncontrollable event such as military combat exposure, a violent crime, a life-threatening accident such as a car wreck, criminal or sexual assault, a terrorist attack, or a natural disaster such as a tornado, flood, hurricane, or earthquake. Not everybody who is exposed to a stressor requires treatment. If left untreated, however, PTSD can affect individuals to the point that, over time, even their daily functions become seriously impaired. This places them at higher risk for self-medication and abuse with alcohol and drugs, domestic violence, unemployment and underemployment, homelessness, incarceration, and suicide. Research studies have also shown that PTSD is linked with co-occurring physical illnesses such as physician-diagnosed chronic pain, hypertension (high blood pressure), sleep disorders, and cardiovascular disease. What are the symptoms of PTSD? Symptoms of PTSD can be terrifying and usually start soon after the traumatic event, although they may not