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How Wristband Tech is Doing More than Tracking Calories

We’ve all seen the commercials—especially over Black Friday and Cyber Monday—for all the hip new contraptions and every smart fill-in-the-blank known to man. These smart devices range from 80-inch LED smart TVs to the latest in teeny tiny tech: the wearable calorie tracker and wristwatch-style phone. But of all these devices, hardly any could be...