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Locus coeruleus activity linked with hyperarousal in PTSD

08:03 EDT 31 Oct 2017 | Science Daily

A new study has linked signs of heightened arousal and reactivity -- a core symptom of posttraumatic stress disorder (PTSD) -- to overactivity of the locus coeruleus (LC), a brain region that mediates arousal and reactivity. By combining bodily responses and brain imaging data researchers have provided direct human evidence for a theory over 30 years old.

Original Article: Locus coeruleus activity linked with hyperarousal in PTSD

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