PTSD May Have A Physical, Not Just Psychological, Effect On The Brain

Post-traumatic stress disorder, a mental health condition triggered by witnessing or living through a traumatic event, is linked to a host of emotional side effects, including anxiety, flashbacks and nightmares.

Now, new research indicates PTSD might physically change the brain, too.

Researchers at University of California San Diego Health took brain scans of 89 former or current military members with mild traumatic brain injuries, and used a symptom scale to identify 29 of those individuals as having significant PTSD. After measuring the participants’ brains, the researchers found individuals with PTSD had a larger amygdala, which is the region of the brain associated with controlling emotions, including fear.

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