Post Traumatic Stress Disorder

26 February 2018

Interview with

Pearl Chiu & Brooks King Casas, Virginia Tech

People with Post traumatic stress disorder, or PTSD, experience harrowing flashbacks to frightening events and encounters from their past. Usually these are triggered by some sort of reminder of what happened to them originally, and patients are also more alert to potential threats than the average person. But what has changed in the brain to make them respond like this? Speaking with Chris Smith, Virginia Tech researchers Pearl Chiu and Brooks King Casas explain how they’ve been trying to find out…


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