A new study published in JAMA demonstrates the various effects of overeating of three diets that differed mainly in protein composition. George Bray and colleagues randomized 25 healthy volunteers to participate in an inpatient study to consume low-, normal-, or high-protein diets that provided 40% more calories than required to maintain one’s normal weight. After 8…

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Bariatric surgery results in significant reductions in cardiovascular deaths and events, according to a new study from Sweden published in JAMA. But one expert cautions that the results do not mean that obese patients without other weight-related complications should undergo surgery. Analyzing data from more than 4000 obese patients enrolled in the ongoing Swedish Obese Subjects…

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Contrave, the investigational diet pill combination of naltrexone and bupropion, has been granted a possible new lease on life by the FDA. In January of this year, the FDA issued a complete response letter to Orexigen, the drug’s sponsor. Now Orexigen says that it has received guidance from the FDA that could lead to approval of the…

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The experimental diet drug combination of phentermine and topiramate demonstrated “robust efficacy” in  CONQUER, a large new trial published online in the Lancet. The trial’s results come after a year in which the FDA turned down three investigational diet drugs (including Qnexa, the phentermine-topiramate combination used here) and removed the diet drug sibutramine from the…

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For the first time, the AHA has offered a qualified endorsement of bariatric surgery. The scientific statement, published in Circulation, states that bariatric surgery is a relatively safe procedure that can lead to long-term weight loss and significantly improve health in appropriately selected obese patients who have been unable to lose weight nonsurgically. But, said Paul…

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Earlier this year, following the discovery of signals of potential danger in a large clinical trial, the weight loss drug sibutramine (Meridia) was withdrawn from the market in Europe while the FDA added a strongly worded contraindication to its use in people with cardiovascular disease. Now, 2 weeks before an FDA advisory panel will vote…

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