Post-Traumatic Stress Disorder (PTSD)

What is Post-Traumatic Stress Disorder?

Post-Traumatic Stress Disorder, PTSD, is an anxiety disorder that can develop after exposure to a terrifying event or ordeal in which grave physical harm occurred or was threatened. Traumatic events that may trigger PTSD include violent personal assaults, natural or human-caused disasters, accidents, or military combat. more>>

Signs and Symptoms

People with PTSD have persistent frightening thoughts and memories of their ordeal and feel emotionally numb, especially with people they were once close to. They may experience sleep problems, feel detached or numb, or be easily startled. more>>


Effective treatments for post-traumatic stress disorder are available, and research is yielding new, improved therapies that can help most people with PTSD and other anxiety disorders lead productive, fulfilling lives. more>>

Getting Help: Locate Services

Locate mental health services in your area, affordable healthcare, NIMH clinical trials, and listings of professionals and organizations. more>>

Related Information

Publications/Resource Materials

Read, print, or order NIMH booklets, fact sheets, and other publications on post-traumatic stress disorder such as:

Post-Traumatic Stress Disorder: A Real Illness
An easy-to-read booklet on post-traumatic stress disorder that explains what it is, when it starts, how long it lasts, and how to get help—includes a self-test.

Facts About Post-Traumatic Stress Disorder
A fact sheet with a brief description of post-traumatic stress disorder (PTSD) and its treatment.

Anxiety Disorders
A detailed booklet that describes the symptoms, causes, and treatments, of the major anxiety disorders, with information on getting help and coping.

More Publications>>

PTSD and Anxiety Disorders Research