Medicine Which of the following arrhythmias is most frequent in Holiday Hea Syndrome: A Atrial Flutter B Atrial Fibrillation C Ventricular Premature Depolarization D Ventricular Tachycardia 💡 Explanation Which of the following arrhythmias is most frequent in Holiday Hea Syndrome: ✓ Correct Answer: B. Atrial Fibrillation