News

  MMWR  highlights the latest scientific information on the safety and effectiveness of COVID-19 vaccines. See the reports below. For the latest on CDC’s response to the COVID-19 pandemic, check...

Summary of Recent Changes Key Points This guidance describes and compares different types of testing strategies SARS-CoV-2 (the virus that causes COVID-19), including their intended use and applications, regulatory requirements, and reporting...

Science Brief: Emerging SARS-CoV-2 Variants Multiple SARS-CoV-2 variants are circulating globally. Several new variants emerged in the fall of 2020, most notably: In the United Kingdom (UK), a new variant...

Reported and forecasted new and total COVID-19 cases as of August 16, 2021. Interpretation of Forecasts of New Cases This week, ensemble forecasts of new reported COVID-19 cases over the...