Co-infection of influenza virus and SARS-CoV-2 can lead to more severe disease than infection of either alone.

SAN FRANCISCO -- Infectious diseases experts are keeping a close eye on multiple COVID-19 variants that have resulted in a spike in cases in both Europe and Asia. For several weeks, experts have ...

While the FDA has flip-flopped on whether to review Moderna’s combination influenza and COVID-19 vaccine, it’s full speed ahead for the mRNA shot in Europe. | While the FDA has flip-flopped on whether ...

If the recommendation is accepted by the European Commission, Moderna's mCombriax vaccine will be available for adults 50 and older throughout the European Union.