This document provides an introduction to community health nursing. It defines key terms like community, community health, public health, and the differences between urban and rural communities. It discusses the historical development of community health nursing from ancient civilizations to the modern era. It outlines the objectives, roles, and functions of community health nurses, which include providing care, educating communities, managing resources, conducting research, and advocating for community needs. The nursing process is applied to the role of community nurses in home visits to assess needs, plan interventions, implement plans, and evaluate outcomes.