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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

Demographic Data Disarray Hurts COVID-19 Policies

Demographic data would be a powerful weapon in the fight against COVID-19, allowing states and cities to provide more targeted outreach and aid to vulnerable populations. This data is not provided to local governments and the public in a uniform, detailed manner, which makes it impossible to know how COVID-19 is differently affecting the diverse populations in our nation.

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.

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 Louis B. Shackelford, Allysha C. Maragh-Bass

March 29, 2021

Is Covid Vaccination the Solution to the Covid-19 Crisis Affecting Older Adults in Long-Term Care?

By Alison Roxby, MD, MSc

Pandemic Data Initiative

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

Pandemic Data Outlook

Demographic Data Disarray Hurts COVID-19 Policies

Demographic data would be a powerful weapon in the fight against COVID-19, allowing states and cities to provide more targeted outreach and aid to vulnerable populations. This data is not provided to local governments and the public in a uniform, detailed manner, which makes it impossible to know how COVID-19 is differently affecting the diverse populations in our nation.

Expert Insight

Q&A: Securing Our National Public Health Defense

Dr. Jennifer Nuzzo says data scientists and public health officials should play a greater role in preparing the nation for future crises.

Pandemic Data Outlook

We Need a Daily Data Dump

Some states are discontinuing daily public updates on COVID-19 data in favor of a slower reporting cadence. The shift will hinder the ability to provide the real time analysis needed to monitor the pandemic, including the emergence of variants.

Expert Insight

Q&A: Providing Public Data During Global Health Crises

Dr. Lauren Gardner explains the difficulties in acquiring public health data during the COVID-19 pandemic and gives her perspective on how public health data systems should be maintained and democratized moving forward.

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

news | June 14, 2021

NPR: Anti-vaccine activists use a federal database to spread fear about COVID vaccines

The largest U.S. database for detecting events that might be vaccine side-effects is being used by activists to spread disinformation about COVID-19 vaccines.

webcasts | June 11, 2021

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

Friday June 11, 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 | June 6, 2021

ABC: Full FDA approval could drive COVID-19 vaccinations, but experts advise against waiting

One-third of unvaccinated U.S. adults say they will only get in line for the COVID-19 jab once it's fully approved, but medical experts say it can also be risky to wait.

webcasts | June 4, 2021

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

Friday June 4, 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 | June 1, 2021

NPR: Why Americans should care that other countries are still struggling with COVID-19

NPR's Mary Louise Kelly talks with Dr. Jennifer Nuzzo from the Johns Hopkins Center for Health Security about the COVID-19 pandemic from a global perspective.

experts | May 27, 2021

Bloomberg: COVID-19: Is mask wearing moving from science to psychology?

Jennifer Nuzzo discusses attitudes toward masks and public gatherings as the vaccination rate improves in the U.S.

news | May 24, 2021

CNN: COVID-19 vaccine boosters may be necessary. Here’s what you need to know

Researchers and health officials suspect that the immunity against COVID-19 these vaccines elicit in the body might wane over long periods of time and might not protect as well against coronavirus variants that could emerge and evolve.

webcasts | May 21, 2021

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

Friday May 21, 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 | May 15, 2021

USA Today: CDC eases COVID-19 testing recommendations for vaccinated people

The Centers for Disease Control and Prevention this week said vaccinated people without symptoms mostly don’t need to get tested even if exposed to the virus.

webcasts | May 14, 2021

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

Friday May 14, 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 | May 14, 2021

Associated Press: Explainer: Why did Yankees test positive after vaccination?

A New York Yankees player and several team staffers tested positive for the coronavirus although they were vaccinated, the baseball club said this week, underscoring that it’s possible to get an infection even after the shots.

experts | May 13, 2021

Bloomberg: Global vaccinations needed to ‘defang’ COVID: Johns Hopkins

Johns Hopkins Center for Health Security Senior Scholar Jennifer Nuzzo discusses domestic and international travel, vaccinations for kids, and the need for more vaccine access around the world.

experts | May 13, 2021

Bloomberg: CDC relaxes mask guidance for vaccinated people

Dr. William Moss, executive director of the International Vaccine Access Center at the Johns Hopkins Bloomberg School of Public Health, discusses the CDC announcement that vaccinated individuals don’t have to wear a mask or socially distance in most places.

webcasts | May 7, 2021

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

Friday May 7, 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 | May 7, 2021

Vox: How the world missed more than half of all COVID-19 deaths

A new IHME analysis finds 6.9 million deaths worldwide, and suggests countries have been undercounting since the beginning of the pandemic.