A blood pressure gauge — a sphygmomanometer — has been pretty well understood since the late 1800s. It consists of a cuff to squeeze the arm, sensors to read the pulses, and a dial/read-out to display the results.

This Christmas, I got my Mom a “QardioArm” — a BP gauge updated for the modern smartphone era. It has all the requisite parts, with the main distinction that the display is now an app on the tablet/phone. And one other critical requirement that apparently medical professionals have been desperately lacking for centuries: the “cloud”. (continue reading…)

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