This new title in the American Heart Association Clinical Series offers an up-to-date overview of the causes and damage related to dyssynchronopathy--a new pathophysiological entity related to spontaneous or pacing-induced mechanical abnormalities which causes heart failure. It presents the most recent diagnostic non-invasive tools and provides simple, practice-oriented therapeutic proposals for heart failure patients. This book presents the most recent diagnostic non-invasive tools and offers multiple figures, tables, algorithms, summaries of clinical trials and clinically important information, whilst providing simple, practice-oriented therapeutic proposals for heart failure patients.