Saved by a Fitbit. Technology is developing at a pace far exceeding its application in medical care. An exception is in consumer devices, which as long as they do not hold themselves out as diagnostic tools, can apply as many technologies to wearable devices as companies want to put into them. In this episode we discuss how a clinician used a wearable device to diagnose his father's rapid heart rates consistent with dangerous cardiac arrhythmias. Read the article: Wearable Devices for Cardiac Rhythm Diagnosis and Management