Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. More recent studies — but not all — show waning effectiveness of the mRNA vaccines to prevent ...
Vaccination was shown to lower risk of developing severe COVID-19 in both variants, with the largest difference in risk observed in patients aged 40 to 59 years. Patients infected with the SARS-CoV-2 ...
In a recent study published in Scientific Reports, researchers investigated whether trypsin, a protease, increased severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectivity. In addition ...
The delta variant of SARS-CoV-2, the virus that causes COVID-19, has been making headlines as it has quickly become the most prevalent strain in America. But other variants of the virus are still out ...
The alpha variant has been the most prevalent lineage of the novel coronavirus in the United States since April, but the U.S. Centers for Disease Control and Prevention expects that is no longer the ...
One thing we know for sure about SARS-CoV-2, the virus that causes COVID-19, is that it keeps changing. Since the start of the pandemic, we have seen several notable variants, including Alpha, Beta, ...
OAKLAND, Calif. (KGO) -- The American Academy of Pediatrics is recommending that all children over the age of two wear masks to school, regardless of their vaccination status. This contradicts the CDC ...