Modern Therapy September 6, 2018 Addiction, Anger, Depression, Grief, Relationships What is PTSD? Modern Therapy September 6, 2018 Addiction, Anger, Depression, Grief, Relationships PTSD, or Post Traumatic Stress Disorder occurs in some cases when people are exposed to a very stressful event, which is known as an extreme stress trigger. Read more about it’s affects and how it is treated.