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Study On Fear Responses Suggests New Understanding Of Anxiety Disorders |
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A new study on rats has identified a part of the brain's cortex that controls learned but not innate fear responses.The results suggest that hyperactivity in a region of the prefrontal cortex might contribute to disorders of learned fear in humans, such as post-traumatic stress disorder and other anxiety disorders, say authors Kevin A. Corcoran, PhD, and Gregory Quirk, PhD, of the Ponce School of Medicine in Puerto Rico. [click link for full article]
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