Worker health impacts from working from home during the COVID-19 pandemic.

Background: COVID-19 was first reported in December 2019 in Wuhan, China. With the rapid spread of the virus, the World Health Organization (WHO) in March 2020 declared the initial outbreak of the disease a pandemic.

Objective: To assess the challenges and consequences of working from home on worker health during the COVID-19 pandemic.

Opportunities to enhance collective activity to meet the demands of a task: A case of job rotation among port workers.

Objective: This article aims to demonstrate the ways in which port workers collectively respond to task demands, work organization and functional turnover instituted in a Portuguese port.

Methods: Based on both the theoretical debate on the cooperative aspects during the performance of the activity and the contextual research matrix of the activity ergonomics, the investigation conducted focused on the room for maneuvering that is assigned to the work teams and, more specifically, how collective action materializes more visibly in the elaboration of new rules of action with a view to the arbitration between the preservation of health, the guarantee of safety and the response to the required performance levels.

Results: The results of the analysis of port activity make evident the development of a high degree of operational synchronization between the professional skills articulated in the team, specialized communication in certain work subprocesses, and strategies for collective surveillance of risks.

Analysis of physical and physiological workloads of nursing in the surgical center.

Background: Operating room nursing professionals are exposed to different workload. It is necessary to recognize which situations resulting from their tasks interfere with the health of the professional.

Objectives: We aimed to identify the physical and physiological loads on operating room nurses and their impact on the health as well as trace ergonomic recommendations based on the literature and performed analysis.

Atelectasis and lung changes in preterm neonates in the neonatal period: a blind radiological report and clinical findings.

Objective: To determine the occurrence and characteristics of atelectasis, opacities, hypolucency and pulmonary infiltrates observed on chest X-rays of preterm infants in a neonatal intensive care unit.

Methods: This was a cross-sectional observational study. From August to December 2017, all chest radiographs of newborn infants were analyzed.