To date, there have been about twenty clinical trials on nuts and weight, and not a single one showed the weight gain you might expect. All the studies showed less weight gain than predicted, no weight gain at all, or weight loss—even after study subjects added a handful or two of nuts to their daily diets.19 However, these studies lasted just a few weeks or months. Perhaps prolonged nut consumption leads to weight gain? That question has been examined six different ways in studies lasting up to eight years. One found no significant change, and the other five measures found significantly less
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