Bariatric surgery is being widely promoted as the solution for people who are extremely obese, but so far most of the studies haven't followed enough people for enough time to really know if surgery helps improve health long term.
A study of patients who had the surgery through the Veterans Affairs medical system could help. It followed 2,500 patients who had the surgery between 2000 and 2011 until December 2013. About 6 percent of them had died of all causes five years after surgery, compared with 10 percent of similar patie...
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