severe trauma—can alter the functioning of the brain. In some cases, these alterations
create a state of chronic hyperarousal. The present review serves as an introduction to this
research. Findings: Persons who have experienced traumatic events are often “primed” to
over-react to subsequent stressors, making them more vulnerable to these events.
Conclusion: Chronic hyperarousal underlies three common and often co-occurring sequelae …