Keywords: Ambulatory ECG monitoring; Brugada syndrome; Cardiac channelopathies; Cardiac transplantation; Cardiomyopathy; Cardiovascular implantable electronic devices; Catecholaminergic polymorphic ventricular tachycardia; Children; Congenital heart disease; Coronary artery compression; ECG; Echocardiography; Endocardial lead; Epicardial lead; Expert consensus statement; Genetic arrhythmias; Heart block; Heart failure; Hypertrophic cardiomyopathy; Implantable cardioverter defibrillator; Insertable cardiac monitor; Lead extraction; Lead removal; Long QT syndrome; Low- and middle-income countries; MR imaging; Neuromuscular disease; PACES; Pacemaker; Pediatrics; Postoperative; Remote monitoring; Shared decision-making; Sick sinus syndrome; Sports and physical activity; Sudden cardiac arrest; Sudden cardiac death; Syncope; Transvenous; Ventricular fibrillation; Ventricular tachycardia; antiarrhythmic drug therapy; antitachycardia pacing; arrhythmogenic cardiomyopathy; asystole; atrioventricular block; bradycardia.