Flu and COVID-19 can look the same
CDC
Influenza (the flu) and COVID-19, the illness caused by the novel coronavirus discovered in 2019, are both contagious respiratory illnesses, meaning they affect people’s lungs and breathing, and can be spread to others. Although the symptoms of COVID-19 and the flu can look similar, the two illnesses are caused by different viruses.
Lisa Maragakis, M.D., M.P.H., senior director of


