Inclusion Criteria:  Age ≥ 18-year-old, Able to speak/read/understand French, Informed consent signed, and  at least one of the following cardiac arrhythmias:  sustained or non-sustained ventricular tachycardia, sustained or non-sustained atrial tachycardia atrial flutter, frequent atrial and/or ventricular ectopic beats, ventricular and/or atrial bigeminy, left bundle branch block, second- or third-degree atrioventricular block, atrioventricular reentrant tachycardia or atrioventricular node reentrant tachycardia, AF  Exclusion Criteria:  Patient is pregnant or breastfeeding, Refusal of participation by the patient Patient is less than 18 years old, Patient incapable of judgement or under tutelage, or Patient is already included in another human research project (ClinO/HRO) that may affect the objectives of this study.