Data in Motion
COVID-19 Data in Motion: Tuesday, October 27, 2020
A 60-second, daily summary of the most important data on COVID-19 in the U.S., updated every morning.
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By Region
Explore stats and trends specific to your country or U.S. state
Testing Trends Tool
State Timeline
A look at how social distancing measures may have influenced trends in COVID-19 cases and deaths
Providing public access to COVID-19 testing data, resources, and expert analysis
Testing tracker
A state-by-state comparison.
Testing tracker
A state-level look at weekly changes in testing rates.
Testing tracker
See which states meet or exceed test positivity rates recommended by the World Health Organization.
Resources and Expert Guidance for Tracing the COVID-19 Pandemic
news | October 5, 2020
President Trump's COVID-19 diagnosis highlights the importance of contact tracing. What does it entail?
news | October 3, 2020
What does it look like when you're contact tracing the President of the United States, in the hectic, jam-packed last weeks of a reelection campaign?
news | August 30, 2020
A patchwork approach to contact tracing across state health departments is making it increasingly difficult to know where people are getting exposed to COVID-19.
experts | October 26, 2020
Dr. Amesh Adelja, senior scholar at the Johns Hopkins University Center for Health Security, on what we can do to help gain control of the virus.
experts | October 26, 2020
Johns Hopkins Bloomberg School of Public Health Vice Dean Joshua Sharfstein on increased hospitalization and death from the latest surge of the coronavirus and the latest findings in COVID-19 vaccine studies.