Is it COVID, RSV, or the flu? How to tell the difference amid surge in cases Posted by covid 19 updates December 1, 2022 ShareCBS Evening News Health care professionals are bracing for a surge in flu, RSV and COVID-19 cases. CBS News chief medical correspondent Dr. Jon LaPook explains why it’s important to know what you are sick with. #covid19 #rsv #health covid 19 updates December 1, 2022