People wait for tickets to attend the last day of arguments over the Affordable Care Act at the Supreme Court. Chip Somodevilla/Getty Images hide caption

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Weight-Loss Surgery May Help Treat, Even Reverse, Diabetes

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Members of the public line up Monday morning as the Supreme Court begins three days of arguments on the health care overhaul law signed by President Obama in Washington. Charles Dharapak/AP hide caption

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Listen to Nina Totenberg and Ari Shapiro talk about Monday's arguments

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Young-min Kwon of Massachusetts General Hospital holds the metal-alloy ball of Susy Mansfield's faulty artificial hip joint. The yellowish tissue on top is dead muscle caused by a reaction to the metal debris produced by the defective hip implant. Richard Knox/NPR hide caption

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Prone To Failure, Some All-Metal Hip Implants Need To Be Removed Early

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