For millions of Americans with chronic medical conditions, careful day-to-day health monitoring can help avert catastrophe. Home health gauges abound, but they take readings only at discrete points in time and require a patient's active participation-answering a computer questionnaire, for example. The ideal monitor, however, would record data constantly, and patients wouldn't even notice it's there.This summer, a few firms take that next step, commercializing wearable health sensors."There's no question we're going remote, and we're going wireless," says Credit Suisse First Boston's Robert Hopkins.
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