“…From our final sample, 24 studies discussed how during disasters and emergencies, and in their aftermath, police officers, and other first responders, are at high risk for developing psychological problems, such as symptoms of post-traumatic stress disorder (PTSD) [ 24 , 28 , 31 , 32 , 41 ], acute stress disorder [ 35 ], as well as psychological distress [ 27 ], trauma [ 29 ], anxiety and depression [ 31 , 41 ], fear and substance abuse [ 22 , 25 , 28 , 34 ].…”