This report addresses the critical role of patient health education in managing Diabetes Mellitus, focusing on a case study of a middle-aged taxi driver diagnosed with the condition five years prior. The report delves into the mechanisms of diabetes, differentiating between Type 1 and Type 2, and highlighting the importance of insulin. It explores the symptoms, diagnosis, and treatment options, with a specific emphasis on therapeutic education as a key strategy for preventing complications, such as foot ulcers, and promoting treatment compliance. The report outlines essential health information for the patient, including blood sugar monitoring, dietary guidelines, medication adherence, and the recognition of symptoms. It also discusses various aspects of patient education, including survival skill education, the need for understanding the disease, and the importance of recognizing the signs and symptoms. Furthermore, the report emphasizes the significance of therapeutic education in improving patient outcomes, including the adoption of healthy coping strategies and the reduction of associated risks. Finally, the report emphasizes the importance of patient education sessions and therapeutic education as a strategy for preventing complications and improving the quality of life for individuals with Diabetes Mellitus.