Objectives: Describe the current situation of respiratory symptoms in waste collection workers at 2 branches in Hanoi and some related factors, 2017 Methods: The cross-sectional study was implemented in the first 6 months of 2017. The study was performed on 796 waste collection workers at 2 branches of Hanoi Urban Environment Company Limited. The study used the American Thoracic Society and the Division of Lung Disease-1978 adult (ATS - DLD - 78a) questionnaire to collect and assess workers' respiratory symptoms. Results: Common respiratory symptoms in waste collection workers were: Cough (27.8%), phlegm (18.3%) and wheezing (15.2%). 10.8% of workers have at least one chronic respiratory symptom; 4.6% and 5.4% of workers had wheezing both day and night and wheezing to the point of difficulty breathing. The proportion of reporting respiratory symptoms in workers over 45 years old was 1.93 times that of workers younger than 45 years. Conclusions: Workers exposed to occupational hazards had a higher prevalence proportion of chronic respiratory symptoms than those who were not exposed. However, a significant association between exposure to occupational harmful factor and chronic respiratory symptoms has not been established. Keywords: respiratory symptoms, worker, waste collection

Background: Burnout is a phenomenon of emotional exhaustion at work, leading to an ineffective work mindset due to long-term stress. Burnout directly affects the health of healthcare workers and the patients’ care effectiveness. Therefore, the study was conducted with the aim of determining some factors affecting burnout in doctors and nurses at a central hospital in Vietnam. Methods: A cross-sectional descriptive study was conducted on 226 doctors and nurses at a central hospital in Vietnam from February 2020 to September 2020. Results: Female health workers had a higher rate of burnout than men (OR=1.29, p = 0.021). Health workers who were Catholic (OR=1.25) and had Intermediate level (OR=1.43) had a higher burnout rate than the other groups. Emergency-resuscitation staff had a higher burnout rate than surgical staff (OR= 1.27). Health workers must work overtime (OR=1.27), 16-hour shift (OR=1.24), night duty 2-3 times/week (OR=1.41), contact outside work working hours (OR=1.35) and making medical records (OR=1.41) had higher burnout rates compared to other groups. Conclusions: The study identified an association between burnout and gender, religion, and educational attainment. Specialized blocks, overtime, working shifts, night duty frequency, overtime contact and administrative work were also factors affecting the medical staff burnout. Keywords: Health workers, doctors, nurses, occupational burnout