How Heart Rate Variability Biofeedback Can Improve Police Performance: Public Policy Based on Evidence

We tested the impact of heart rate variability biofeedback (HRV-BF) on police performance in order to reduce protocol gaps and response time scenarios that simulate life-threatening situations. The sample gathered fifty-one frontline officers from city Barueri Brazil who were distributed into two groups: (i) experimental group (26 officers) which attended a 5-days HRV-BF training; (ii) control (25 did not train. both groups was assessed before after training, results compared. findings show positively impacted group's by decreasing procedural timing. In contrast, remained stable. Based this evidence, Secretariat Urban Security Social Defense decided make public policy.