After a trauma or life-threatening event, it is common to have reactions such as upsetting memories of the event, increased jumpiness, or trouble sleeping. If these reactions do not go away or if they get worse, you may have Posttraumatic Stress Disorder (PTSD).

• What is Posttraumatic Stress Disorder (PTSD)?
  Find out about the symptoms of PTSD and how they develop.
• Frequently Asked Questions About PTSD
  Frequently asked questions about PTSD.
• Treatment of PTSD
  Describes the treatments shown to be effective for PTSD and what you can expect from your therapist.
• How Common is PTSD?
  Find out how many people have PTSD and who is most likely to develop PTSD.
• What Can I Do if I Think I Have PTSD?
  Learn what you can do if you think you have PTSD.
• Helping a Family Member Who Has PTSD
  Ways you can help a loved one with PTSD and ways you can help yourself.