Post Traumatic Stress Disorder (PTSD) is a form of mental illness. If the person suffering from PTSD is not treated at the right time, it may interfere in his day-to-day life. The condition is triggered by an unwanted event, the one you have experienced or can also be the one you have witnessed. These unwanted experiences may include sexual assault, an accident, a severe accident, a natural disaster and more. The possible symptoms can include nightmare, severe anxiety, flashbacks, and more. ThePost-Traumatic Stress Disorder (PTSD) centers or rehabs provide medication, counseling, and education on the same throughout the treatment program.