A new study on COVID-19 vaccines that looked at nearly 100 million vaccinated individuals affirmed the vaccines' previously observed links to increased risks for certain adverse effects including myocarditis and Guillain-Barré syndrome.
The agency is loosening its COVID isolation recommendations for the first time since 2021 to align it with guidance on how to avoid transmitting flu and RSV.
A new study shows that a substantial proportion of excess mortality numbers counted as deaths from natural causes during the COVID-19 pandemic were actually attributable to the novel coronavirus.
A BMJ study is the first in a series that discusses the lessons learned from COVID-19 and the steps needed to avert deaths in the next pandemic and improve public health.
Markers for all three of the main respiratory viruses that are making Americans sick declined this week, and new data from the CDC suggest that the flu season has been moderate so far.
There is no evidence that JN.1 causes more severe disease than other variants. Currently available vaccines are expected to increase protection against the variant.