Show Summary Details

p. 10210. Post-traumatic stress disorderlocked

  • Daniel Freeman
  •  and Jason Freeman


Post-traumatic stress disorder (PTSD), which is usually triggered by a traumatic event, is defined by the American Psychiatric Association's Diagnostic and Statistical Manual (DSM) as one in which the person experienced, witnessed, or was confronted with an event that involved actual or threatened death or serious injury, or a threat to the physical integrity of self or others. PTSD is marked by three types of symptoms: reliving the traumatic event; avoiding any reminder of the traumatic event/feeling numb; and feeling constantly on edge.

Access to the complete content on Very Short Introductions online requires a subscription or purchase. Public users are able to search the site and view the abstracts and keywords for each book and chapter without a subscription.

Please subscribe or login to access full text content.

If you have purchased a print title that contains an access token, please see the token for information about how to register your code.

For questions on access or troubleshooting, please check our FAQs, and if you can't find the answer there, please contact us.