This document outlines the process of community diagnosis and health planning. It involves 5 phases - assessment, community diagnosis, planning, action, and evaluation. Community diagnosis involves comprehensively assessing the status of the entire community and its social, political, economic, physical, and biological environment. The planning phase determines the causes of action to meet community health needs by analyzing problems, prioritizing them, setting goals and objectives, and formulating an action plan. The action phase implements the plan. Evaluation determines the effectiveness of the program and process.