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Data in Motion

COVID-19 Data in Motion

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

Pandemic Data Outlook

Demystifying the Delta Variant with Data

With the rise of new variants of the SARS-CoV-2 virus, U.S. public health officials will struggle to quickly spot localized infection surges without the frequent, granular reporting that many states are discontinuing.

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.

U.S. Vaccination Efforts

Explore Vaccination Progress by U.S. State

International Vaccination Efforts

Explore Vaccination Progress by Country

Vaccine State Plans

Compare the various strategies U.S. states used for rolling out vaccinations. While states all agreed health care workers should be first in line for vaccines, the states quickly diverged on who came next.

June 30, 2021

Immunocompromised People Are Vulnerable to COVID-19. We Owe Them Some Answers.

By Larry Corey

May 26, 2021

Q&A: 80 Million Donated Vaccine Doses: Too Little, Too Late?

By William Moss

April 28, 2021

A Commentary on the Adverse Side Effects of the COVID-19 Adenovirus-Based Vaccines

By Larry Corey

April 16, 2021

The Full Picture: Accurately Framing COVID-19 Vaccine ‘Hesitancy’ among Black Americans

By Allysha C. Maragh-Bass, Louis B. Shackelford

Pandemic Data Initiative

Providing an archive for the data patterns we noticed throughout the COVID crisis

New

Pandemic Data Outlook

Demystifying the Delta Variant with Data

Expert Insight

Q&A: Sequencing Data is Key Component of the Digital Immune System

Sequencing data is essential to both the development of tests and vaccines as well as ongoing disease surveillance. Scientific advances have enabled rapid, affordable sequencing of SARS-CoV-2, the virus that causes COVID-19, and its variants, but now we must learn how to communicate these findings and establish lasting sequencing efforts to protect us from novel viral and bacterial infections.

Pandemic Data Outlook

Data Streams Are Essential, No Matter How Small

Local, state, and federal governments rapidly built a public health data infrastructure throughout the COVID-19 pandemic. The data from all jurisdictions is critical to continuing effective pandemic responses.

Expert Insight

Q&A: Linking Supply Chain and Public Health Data

Data on supply chain organization and performance should be considered a key component of public health data as we continue to learn from the pandemic and plan for future public health crises.

Tracking

Follow global cases and trends.
Updated daily.

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

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webcasts | July 16, 2021

Pandemic Data Initiative Expert Forum: LEADING WITH DATA

Join experts as they explore lessons learned from COVID-19 about managing public health data to combat the spread of disease.

New

news | July 15, 2021

Politico: When you’ll need your third COVID shot

You don’t need a booster shot right now, and you probably won’t anytime soon.

news | July 14, 2021

Associated Press: EXPLAINER: Are we going to need COVID-19 booster shots?

Globally, experts are watching closely to determine if and when people might need another shot.

webcasts | July 9, 2021

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

Friday July 9, 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.

experts | July 8, 2021

Bloomberg: Vaccinated travelers shouldn’t require quarantine: Johns Hopkins

Johns Hopkins Center for Health Security Senior Scholar Jennifer Nuzzo discusses travel restrictions on fully vaccinated individuals.

news | July 8, 2021

The New York Times: The world’s reported COVID death toll passes four million.

The world’s known coronavirus death toll passed four million on Thursday, a loss roughly equivalent to the population of Los Angeles, according to the Center for Systems Science and Engineering at Johns Hopkins University.

experts | July 8, 2021

PBS Newshour: Poorer nations are ‘perilously at risk’ as delta variant spreads. Can the U.S. help?

As wealthy nations with high vaccination rates like the U.S. begin emerging from the pandemic, the disease is accelerating in parts of the world.

experts | July 6, 2021

Bloomberg: Vaccines protect against severe disease from COVID variants

Johns Hopkins International Vaccine Access Center Executive Director Dr. William Moss talks about the effectiveness of Covid vaccines against variants.

webcasts | June 30, 2021