Johns Hopkins Coronavirus Resource Center
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Data in Motion

COVID-19 Data in Motion: Wednesday, March 24, 2021

A 60-second, daily summary of the most important data on COVID-19 in the U.S., updated every morning.

By Region

See the latest data in your region

Explore stats and trends specific to your country or U.S. state

State Timeline

Impact of opening and closing decisions by state

A look at how social distancing measures may have influenced trends in COVID-19 cases and deaths

Testing Trends Tool

Track trends in COVID-19 cases and tests

Vaccines

Understand timelines, safety, and development for COVID-19 vaccines.

New

U.S. Vaccination Efforts

Explore Vaccination Progress by U.S. State

New

International Vaccination Efforts

Explore Vaccination Progress by Country

New

March 18, 2021

Building trust in vaccination

By Rupali Limaye, Molly Sauer

New

March 18, 2021

With an RNA Virus, the Past Doesn’t Predict the Future

By Larry Corey

March 9, 2021

Vaccination, Transmission, and Masks

By Larry Corey, Chris Beyrer, MD, MPH

March 2, 2021

J&J Vaccine: Finally, One Dose with No Controversy

By Larry Corey

Tracking

Follow global cases and trends.
Updated daily.

New

Weekly Hospitalization Trends

What is the trend in COVID-19 related hospitalizations?

A look at the 7-day trend in overall and Covid-19-specific. hospitalization occupancy data

New Cases of COVID-19 in US States

Where are cases rising?

See if new cases are rising or declining as states reopen.

Testing

Providing public access to COVID-19 testing data, resources, and expert analysis

Testing tracker

See changes in new cases and testing capacity in all 50 states

Understanding COVID-19 outbreaks across U.S. states and regions based on three important metrics.

Testing tracker

New tests per 100k people

A state-by-state comparison.

Testing tracker

Have new tests declined from previous week?

A state-level look at weekly changes in testing rates.

Testing tracker

Percent of new tests that are positive

See which states meet or exceed test positivity rates recommended by the World Health Organization.

Contact Tracing

Resources and Expert Guidance for Tracing the COVID-19 Pandemic

COVID-19 Contact Tracing: A course from Johns Hopkins

The COVID-19 crisis has created an unprecedented need for contact tracing across the country, requiring thousands of people to learn key skills quickly. The job qualifications for contact tracing positions differ throughout the country and the world, with some new positions open to individuals with a high school diploma or equivalent.

news | February 24, 2021

USA Today: COVID-19 exposure warnings for iPhone, Android phones: apps still await widespread adoption

Six months after the arrival of the first COVID-19-warning smartphone apps built on a privacy-preserving framework from Apple and Google, they remain yet another coronavirus pandemic scarcity.

resource | November 25, 2020

Johns Hopkins Bloomberg School of Public Health: Monitoring and Evaluating Contact Tracing Programs

Contact tracing courses, metrics and tools from the Bloomberg School of Public Health.

resource | November 25, 2020

Johns Hopkins Bloomberg School of Public Health: ConTESSA

An interactive tool that supplements the Measuring and Maximizing Impact of COVID-19 Contact Tracing Coursera course. This tool can be used to estimate the impact of a contact tracing program on transmission and strategize how to increase it.

E-Learning: Understanding the COVID-19 Pandemic

Insights from Johns Hopkins University Experts

Insights From Johns Hopkins University Experts

Upon completing this course, you will be able to:

  • Describe characteristics of the COVID-19 disease, including how it is diagnosed and treated
  • Understand the development of the COVID-19 pandemic, and emerging trends throughout the world
  • Discuss societal challenges raised by COVID-19 and opportunities to address them

Module 1

Virology, Coronaviruses, and COVID-19

Module 2

Diagnosing, Treating, and Preventing COVID-19

Module 3

Medical Therapies and Vaccines in Development

Module 4

Epidemiology: Understanding the Spread of COVID-19


Take Online Course

Latest News & Resources

New

webcasts | March 26, 2021

The Johns Hopkins 30-Minute COVID-19 Briefing: Expert Insights on What You Need to Know Now

Friday March 26, 2021 12:00-12:30 ET Join experts from the Johns Hopkins Coronavirus Resource Center (CRC) at 12pm ET on Fridays for timely, accessible updates on the state of the pandemic and the public health response.

New

news | March 24, 2021

NPR: The future of the pandemic in the U.S.: Experts look ahead

A year after the pandemic shut down the country, a growing number of infectious disease experts, epidemiologists, public health officials and others have started to entertain the idea that the worst of the pandemic may be over for the United States.

news | March 22, 2021

The Huffington Post: Experts predict what summer 2021 will be like with the COVID-19 pandemic

Experts shared their expectations for summer 2021 throughout the country based on how the pandemic is going right now.


news | March 22, 2021

Stateline: U.S. COVID-19 testing has dropped dramatically

As more U.S. residents receive their COVID-19 vaccinations, testing for the virus has plummeted, dropping by a third in two months.

webcasts | March 19, 2021

The Johns Hopkins 30-Minute COVID-19 Briefing: Expert Insights on What You Need to Know Now

Friday March 19, 2021 12:00-12:30 ET Join experts from the Johns Hopkins Coronavirus Resource Center (CRC) at 12pm ET on Fridays for timely, accessible updates on the state of the pandemic and the public health response.

webcasts | March 12, 2021

The Johns Hopkins 30-Minute COVID-19 Briefing: Expert Insights on What You Need to Know Now

Friday March 12, 2021 12:00-12:30 ET Join experts from the Johns Hopkins Coronavirus Resource Center (CRC) at 12pm ET on Fridays for timely, accessible updates on the state of the pandemic and the public health response.

news | March 12, 2021

The New York Times: Covid Vaccines Aren’t Enough. We Need More Tests.

The number of new Covid-19 cases is dropping in the United States, but a decline in testing threatens this progress.

news | March 12, 2021

AP: Governors applaud Biden’s vaccine timeline, but need supply

Joe Biden’s declaration that all adults should be eligible for coronavirus vaccinations by May 1 will require a shift for states that have been methodical in how they roll out the shots.

news | March 11, 2021

Intelligencer: COVID Vaccine Side Effects: Everything You Need to Know

The United States now has three vaccines available to combat COVID-19. Here's everything you need to know about the extent and nature of the vaccines’ side effects, and how to deal with them.

news | March 8, 2021

National Geographic: After you get a COVID-19 vaccine, what can you do safely?

On March 8, the U.S. Centers for Disease Control and Prevention released their interim recommendations for people who have been fully vaccinated.

news | March 5, 2021

TODAY: Can I choose which COVID-19 vaccine I get?

Doctors and public health experts emphasize that people should take the first vaccine offered to them.

webcasts | March 5, 2021

The Johns Hopkins 30-Minute COVID-19 Briefing: Expert Insights on What You Need to Know Now

Friday March 5, 2021 12:00-12:30 ET Join experts from the Johns Hopkins Coronavirus Resource Center (CRC) at 12pm ET on Fridays for timely, accessible updates on the state of the pandemic and the public health response.

news | March 4, 2021

Axios: COVID-19 lessons for trapping the next pandemic

On top of the coronavirus pandemic, there are currently other smaller outbreaks around the globe — some with pandemic potential — which means more permanent pandemic preparedness is needed.

experts | March 4, 2021

NPR: Vaccine disparity hits home for many foreign-born doctors

Health care workers were among the first to be vaccinated in this country, but that experience of getting vaccinated is not the same for some foreign-born doctors. 

experts | March 3, 2021

Healthy You: Surviving a pandemic: Dr. William Moss

In this podcast episode, pediatrician and vaccine expert Dr. William Moss discusses the different COVID-19 vaccines and how neglect of other vaccines could lead to the next big public health crisis.