However , little is known about the long - run effects of the hurricane on the mental health of those who were exposed .
Hurricane Katrina , which struck the Gulf Coast of the United States in August 2005 , exposed area residents to trauma and extensive property loss .
Little is known about the long - run effects of the hurricane on the mental health of those who were exposed .
Hurricane Katrina , which struck the Gulf Coast of the United States in August 2005 , exposed area residents to trauma and extensive property loss .