The makers of COVID-19 vaccines are figuring out how to tweak their recipes against worrisome virus mutations — and regulators are looking to flu as a blueprint if and when the shots need an update.
Department of Veterans Affairs (VA) health care facilities are receiving a one-time supplemental allocation of 200,000 Moderna COVID-19 vaccine doses this week from the Department of Health and Human Services.
The number of active COVID-19 cases in the United States is roughly ten times higher than the number of confirmed cases on any given day, according to a computer model by Columbia University Mailman School of Public Health scientists. Since the start of the pandemic, an estimated one-third of the U.S. population has already been infected, with numbers five times that of the official count.
It becomes more clear as the days and months pass that the world is unlikely to return to the pre-pandemic "normal." The pandemic's impact has only accelerated many trends that were already underway in the global economy.