“…Across populations, mindfulness-based interventions have demonstrated efficacy with regard to various psychological symptoms, including PTSD, depression, and alcohol use [ [14] , [15] , [16] ]. For example, among military veterans, mindfulness-based interventions have shown efficacy in targeting various aspects of psychological health, including PTSD, depression, and quality of life [ [17] , [18] , [19] , [20] , [21] , [22] , [23] , [24] , [25] ]. Further, mindfulness-based interventions, administered to military service members prior to combat stress training, have shown preliminary efficacy in reducing biomarkers of stress, compared to as-usual training [ 17 ].…”