Nursing, Health Assistant, and Public Health Roles in the Prevention and Management of Respiratory Infections

Nurses provide direct patient assessment, early recognition of respiratory symptoms, administration of treatments (including oxygen therapy and vaccines), and coordination of multidisciplinary care. Health assistants support clinical workflows by conducting screening, basic monitoring, specimen collection, and enforcing hygiene practices, which increases capacity and reduces delays in care. Public health practitioners contribute by conducting surveillance, contact tracing, risk communication, policy development, and population-level vaccination campaigns. Together these roles form an integrated system that reduces transmission, shortens illness duration, and lowers morbidity and mortality from respiratory pathogens. The study also addresses training needs, resource allocation, and systems-level interventions necessary to optimize outcomes. It highlights that standardized protocols, ongoing IPC education, and clear interprofessional communication pathways strengthen early detection and containment. Resource-limited settings benefit particularly from task-shifting and competency-based training for health assistants to expand preventive services while maintaining quality of care. Finally, the research emphasizes the importance of community engagement and culturally tailored health messaging to improve vaccine uptake, promote timely care-seeking, and sustain non-pharmaceutical interventions (masking, ventilation, hand hygiene) during outbreaks, thereby enhancing resilience against both seasonal and emerging respiratory infections.