Inclusion Criteria:  Having a CHADS65 score>1, which requires either:  Age >= 65 and/or A prior Stroke or TIA and/or Hypertension and/or A history of heart failure and/or Diabetes  Exclusion Criteria:  Already on oral anticoagulation Any prior history of AF or atrial flutter (AFl) Patients currently having an implantable device (pacemaker, defibrillator or loop recorder) that allows detection of AF/AFl Refusing testing with the "Apple Watch"