New data released Wednesday showed that both vaccination and prior infection offered strong protection against infection and hospitalization from Covid-19 during the Delta wave — and that case and hospitalization rates were actually lower among people who had recovered from Covid-19 than among those who had been vaccinated. The data, […]
At the end of last year, you may recall hearing news reports that the number of COVID-19 cases in the United States had topped 20 million. While that number came as truly sobering news, it also likely was an underestimate. Many cases went undetected due to limited testing early in […]
About one third of the US population had been infected with SARS-CoV-2 by the end of 2020, according to a modeling study published online August 26 in Nature. Dr Jeffrey Shaman Jeffrey Shaman, PhD, professor in the Department of Environmental Health Sciences and director of the Climate and Health Program at the Columbia […]
Why would you approve a drug for a disease that no longer exists? The simple answer is that the virus that causes the disease still exists, and if it got loose, it would be a weapon of unimaginable catastrophe. That is the rationale for the US Food and Drug Association’s approval […]
SARS-CoV-2’s infection sites are well known in the airways and other parts of the body, but new research indicates that the virus also infects mouth cells. The findings by Ni Huang, PhD, from the Wellcome Sanger Institute in Cambridge, United Kingdom, and Paola Perez, PhD, from the National Institutes of […]
