Clinical Research Directory

Inclusion Criteria: 1. Paroxysmal or persistent atrial fibrillation 2. Daily activity below moderate intensity \< 300 minutes or high intensity \< 150 minutes per week. Exclusion Criteria: 1. Active infection. 2. Implant cardiac pacemaker. 3. Uncontrolled hypertension. 4. Cardiopulmonary contraindication to exercise training, such as decompensated heart failure, acute pulmonary edema, unstable angina, uncontrolled arrhythmia causing hemodynamic compromise, symptomatic severe aortic stenosis, suspected dissecting aortic aneurysm, severe pulmonary hypertension, acute myocarditis, endocarditis or pericarditis, uncontrolled asthma and SpO2 \< 90% at rest on room air. 5. Inability to follow verbal command or to walk on treadmill or use stationary bike.