Can You Find Out What Strain of COVID-19 You Have? It's Trickier Than You Think

Thomas Russo, chief of infectious disease in the Jacobs School of Medicine and Biomedical Sciences was included a Prevention story on how health officials know what strains of COVID-19 people have. When the Centers for Disease Control and Prevention releases information on percentages of variants in the U.S., they’re not analyzing every single positive test in the country to get those numbers, explained Russo.