This essay provides an annotative bibliography justifying and making recommendations for William, a 75-year-old man with worsening chronic heart failure. It includes a systematic review and meta-analysis of exercise-based rehabilitation for heart failure, interventions to enhance medication adherence, and dietary approaches for heart failure and diabetes. The essay discusses the relevance of these studies to William's case and suggests a combination of dietary changes, an active lifestyle, and medication adherence for effective management of his condition.