A new “dual mutant” strain of H1N1 influenza could pose a threat in the U.S., according to the Centers for Disease Control and Prevention. Dr. Marc Siegel offered input on the potential risks.A new “dual mutant” strain of H1N1 influenza could pose a threat in the U.S., according to the Centers for Disease Control and Prevention. Dr. Marc Siegel offered input on the potential risks.Read More4354b0cd-047e-5930-83f0-9995b531a731, fox-news/health/respiratory-health/cold-and-flu, fox-news/health/healthy-living/medications, fox-news/health/infectious-disease, fox-news/health/medical-research, fox-news/lifestyle, fox-news/health/infectious-disease/vaccines, fox-news/health, fox-news/health/healthy-living/health-care, fnc, fox-news/health, article, Fox News, Melissa RudyFOX News : Health