Post Traumatic Stress Disorder Definition
 
Post Traumatic Stress Disorder (PTSD) is a psychological reaction occurring after experiencing a highly stressing event. This includes but is not limited to the following:
 
Combat situations
Physical violence
Natural disasters
 
PTSD is usually characterized by one or more of the following:
 
Depression
Anxiety
Flashbacks
Recurrent nightmares
Avoidance of reminders of the event
 
PTSD is also called post traumatic stress syndrome.