The purpose of this study was to study and determine the stress factors among nurses at the HGR Mbaya and the choice of this subject has the advantage of allowing the managers of this institution to manage stress well and this for the proper functioning of this public institution. To conduct this study, we used the statistical method and the survey technique by presenting the results on tables with interpretations and discussion of the results. In our various analyzes and interpretations of the results of this study showed that the main factors of stress among nurses as presented at the point of our discussion of the results because out of five groups of factors, four determine stress in a negative way, namely the group factors related to the task or to the context of the same work with pressures in the execution of daily tasks. The group of factors related to the organization of work with the promotion that is slow to come, the group of factors related to the physical and technical environment not favoring a workflow and in order the group of factors related to the socio -economic with bonuses and salaries that do not allow personal and family needs to be met.

Night work is work carried out in whole or in part at night, it is work which is a source of particular hardship and which can have consequences for the health of the nursing staff and the patient. Indeed, the nurse's night working conditions do not always give him the means to provide quality care and meet the needs of patients. This study is the result of a study carried out at the General Reference Hospital of Gemena on Night working conditions of nurses at the General Reference Hospital Gemena and quality of care. The objective of this study is to identify the night working conditions of nurses and their repercussions on the quality of care. The collection of data informed us about the different difficulties encountered during the night shift. To carry out this study, we used the survey method. To collect reliable data related to the objective of this study, we used structured observation and face-to-face interview. The results of the study showed that the night working conditions of nurses are moderately sufficient, namely, poor organization of night service, overwork, insufficient protection and safety measures, absence initiatives and financial encouragement for nursing staff, which increases the physical and mental burden of nurses and affects their health. This study highlighted the night working conditions which can have negative repercussions on the quality of care, either by increasing the patient's stay or by complicating their state of health. Night work is completely different from day work, night nurses are exposed more to certain conditions with negative repercussions: on their state of health, and their patients too. The results of the study showed that at the level of this service, the night working conditions are acceptable for 53% of the nurses, they allow the nursing staff to evolve in a climate of satisfaction and motivation.