This document discusses health education, including its introduction, concepts, components, philosophy, and principles. It provides definitions for key terms like health literacy and health promotion. It also outlines stages in the adoption of new ideas and practices, emphasizing the need to proceed from known to unknown concepts for effective learning. The document presents an analogy that people are the soil, health facts are the seeds, and educators are the sowers, highlighting the importance of interrelating these components. The overall purpose is to explain what health education involves and how it works to change attitudes and behaviors to promote wellness.