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Why Is Post-traumatic Stress Disorder Suddenly Common?

 Post-Traumatic Stress Disorder (PTSD) is triggered by a terrifying event, either witnessed or experienced, and the symptoms may include flashbacks, nightmares and severe anxiety, as well as uncontrollable thoughts about the event. 

Not everyone who experiences trauma develops PTSD but it has become a far more common psychiatric and psychological diagnosis, so the search is on for a science basis to know who has it and what it means - including a search to identify biomarkers that could better measure each person's vulnerability to the disorder. 

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Published By: Science 2.0 - Tuesday, 12 August, 2014

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