Nutrition in chronic disease management plays a crucial role in preventing disease progression and improving the quality of life for individuals with long-term conditions. Diet is a key factor in managing chronic diseases such as diabetes, cardiovascular diseases, and hypertension, as it can help control symptoms, reduce inflammation, and prevent complications. Nutrient-dense foods, including whole grains, lean proteins, and healthy fats, support metabolic function and immune health. Tailored nutritional strategies, such as low-sodium or low-glycemic-index diets, are often employed to manage specific conditions. By integrating appropriate nutrition with medical treatments, Nutrition in Chronic Disease Management helps individuals better manage their health, reduce reliance on medications, and enhance overall well-being.