What to do when the heart goes out of rhythm? It beats 100,000 times a day, without pause, throughout our entire lives: our heart. But what happens when this high-performance organ gets out of sync? In Germany alone, around four million people suffer from heart rhythm disorders, and the trend is rising. In addition to bothersome but benign arrhythmias, there are also malignant rhythm disorders that can pose a real danger to those affected. This book answers all questions related to heart rhythm disorders and shows what everyone can do for better heart health.