Heart rhythm research involves the study of the electrical impulses that control the beating of the heart. This research area explores abnormalities in heart rhythm, also known as arrhythmias, and the mechanisms underlying various heart rhythm disorders. Researchers in this field aim to understand the causes of different types of arrhythmias, develop new treatment strategies, and improve the diagnosis and management of heart rhythm disorders. This research is important for improving the overall understanding and treatment of cardiovascular diseases, which are a leading cause of death worldwide.