In a meta-analysis of randomized trials, we found strong evidence that physical activity reduces intrahepatic lipid content and markers of hepatocellular injury in patients with NAFLD. This effect correlated with baseline body mass index.

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In a meta-analysis of observational studies of patients with acute diverticulitis, we found the pooled prevalence of colorectal cancer to be 1.9%. The risk of colorectal cancer was significantly higher in patients with complicated diverticulitis than in patients with uncomplicated diverticulitis.