SAN FRANCISCO -- As California becomes the first U.S. state to adopt an "endemic" approach to COVID-19, we take a closer look at what becoming "endemic" means and if virus levels have truly ...
The difference between seasonal flu and pandemic flu is whether or not people have had a chance to build immunity to the virus through previous exposure. People are exposed to influenza viruses ...
Crain’s Cleveland Business: John Grabowski, the Krieger-Mueller Joint Professor in History, discussed the similarities—and differences—between the 1918 flu pandemic and the COVID-19 pandemic.
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