America’s restaurant industry is quietly reworking its playbook as weight-loss drugs change how people eat, how much food they leave behind and what they are willing to pay. "Bar Rescue" host Jon Taffer joined FOX Business’ Stuart Varney on "Varney & Co." to explain how the rise of weight-loss drugs is changing consumer behavior. Taffer said the shift is pushing restaurants to rethink everything from portion sizes to pricing as operating costs remain high."People are consuming less food, as we know, because of these [GLP-1] drugs," Taffer said, "and restaurants are fighting high prices bec...

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