LifeSource is a leader in the medical industry, and has been welcomed into homes since the late 1980's. HeartRateMonitorsUSA.com is a proud certified retailer of LifeSource Accessories and Blood Pressure Monitors. Shop our store today and find items like the LifeSource Replacement Blood Pressure Cuffs, Lifesource UA-282 Extra Large Replacement Cuff designed for UA-789AC, and More.