Introduction: The work of healthcare workers is extremly stressful and requires a lot of sacrafice, and sometimes not everyone is up to the task. Individuals experience a number of different body reactions that prevent from successfully performing tasks, reduce the quality of life and increase the risk of disease. The aim: To assess the impact of stress on feelings of personal cohesion, control over one’s own life and family functioning of CIEM employees. Methods: 119 employees of the Institute of Emergency Department of the Split - Dalmatia County participated in the online cross-sectional study. For the purpose of the online research, a semi-structured socio-demographic questionnaire was created and standardized questionnaires were used to examine the level of distress and the subjective experience of stress caused by the COVID-19 pandemic, to asses the family's support in dealing with stressful events and the personal locus of behavioral control. Online questionnaire forms were created using the Google forms software. Statistical package jams (version 2.2.5) was used to process the results. Results: Symptoms of distress in doctors ranged from mild to moderate 21,86 (95%CI 17,742-25,979)±9,04, and in nurses mostly mild 21,29(95%CI 18-23,78)±8.02. the estimated level of current distress caused by COVID-19 pandemic (IES-R) was mild with a more pronaunced presence of mild intrusive symptoms in the EMS drivers 13,65 (CI95%10,113-17,18)±6.87 and symptom of avoidance in the specialists of the emergency medicine 16,13(95%CI 11.08-21.17)±6.3. In the self-evaluation of their work, nurses/medical technicians tend to evaluate their effectiveness based on other people's or external evaluations, the so-called external locus of control of behavior 13(95%CI 11.9979-14)±3.22 in contrast to other employees of IEM SDC who feel that they control their own behavior, the so-called internal locus of behavioral control. Conclusion: There is statistically significant difference between the form of controlling one's own behavior and the way of dealing with stress of employees of IEM SCD. The research also confirmed the need for the organization of permanent psychological assistance at the Institute of EM.