"Mobile" Web.md defines "Post Traumatic Stress Disorder" (PTSD), or what was once called "shell shock" or "battle fatigue syndrome", as a serious condition that can develop after a person has experienced or witnessed a traumatic or terrifying event, in which serious physical harm occurred or "was threatened". PTSD is a lasting consequence of traumatic ordeals that cause intense fear, helplessness, or horror, such as a sexual or physical assault, the unexpected death of a loved one, an accident, war, or natural disaster. "Families of victims" can also develop PTSD, as can emergency personnel and rescue workers. Most people who experience a "traumatic event" will have reactions that may include: shock, anger, nervousness, fear, and even guilt. These reactions are common; and for most people, they go away over time. For a person with PTSD, however, these feelings continue and even increase, becoming so strong ...