This blood pressure monitor has a large cuff for those with a large upper arm which is beneficial. take a look at this item.
Omron M7 Intelii IT AFib Digital Blood Pressure Monitor
Omron M7 Intelii IT Digital Blood Pressure Monitor
Omron M7 Intelii IT Digital Blood Pressure Monitor with AFib detection feature
Omron M7 Intelii Sense Digital Automatic Blood Pressure Monitor FREE POST
Omron M7 Intelli IT AFib Upper Arm Blood Pressure Monitor Detects Irregular HB
Omron M7 Intelli IT AFib Upper Arm Blood Pressure Monitor