Researchers in Europe have found that a gene, linked to improved memory performance ..also increases susceptibility to PTSD [ link ] “..in dramatic fashion, a gene variant responsible for differences in brain activity during memory encoding can also lead to increased risk of developing PTSD in response to catastrophe.” According to Neurobiologist James McGaugh at the University of California, Irvine “It’s well known that emotional arousal enhances memory consolidation, which can be a contributing factor to PTSD ..these findings provide genetic support for this hypothesis.”
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