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Value of Total Body Scans Unclear

A Southern California health fad spreads across the country. Medical entrepreneurs are promoting total body scans with super fast CT scanners. A recent survey says a majority of Americans wants such a scan, even though medical authorities say the value of these scans is questionable. NPR's Patricia Neighmond reports.

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Award-winning journalist Patti Neighmond is NPR's health policy correspondent. Her reports air regularly on NPR newsmagazines All Things Considered, Morning Edition, and Weekend Edition.