GLP-1 drugs require lifestyle change to work long term as expert warns of potential 'danger' Fox News senior medical analyst Dr. Marc Siegel discusses the benefits and risks of GLP-1 medications on 'Fox & Friends Weekend.' NEW You can now listen to Fox News articles! The skyrocketing popularity of GLP-1 receptor agonists has transformed the weight-loss industry, but not all shots are created equal in terms of how they work. A study published in Nature investigated how genes affect the success