Epidemiology, Health Promotion, and Population-Based Care
Academic Review Paper
WGU D450 Community Health HESI Assessment
June 2026
This document provides a comprehensive review of key concepts aligned with the WGU D450 Community Health course and the HESI assessment. It covers principles of community and public health nursing, epidemiology, health promotion, disease prevention, population health, and community assessment strategies. The material also addresses environmental health, cultural competence, vulnerable populations, outbreak management, and evidence-based interventions used in community settings. It is designed to support exam preparation and strengthen application of public health nursing concepts in clinical and community practice.
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