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COVID-19

School of Public Health Expert Insights

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Understanding the COVID-19 Variants

With new variants of SARS-CoV-2 emerging across the globe, what do you need to know?

How Do mRNA Vaccines Work? Here's What You Should Know

Messenger RNA—or mRNA—vaccines have been in development for decades, and are now approved for use against COVID-19.

Bloomberg School Content

The Impacts of COVID-19 on Diabetes and Insulin 

With insulin becoming unaffordable to many diabetics in the US, how has this community fared during a pandemic, unemployment, and loss of employer-sponsored health care?

Bloomberg School | June 2021

The COVID-19 Questions We Don't Have Answers For Yet

Nearly a year and a half into the COVID-19 pandemic, there are still so many unanswered questions..

Bloomberg School | June 2021

What You Need to Know About the CDC's COVID-19 Guidance for Fully Vaccinated Individuals

Vaccinated people are well protected but they need to be respectful of others still at risk.

Bloomberg School | June 2021

Why COVID-19 Vaccines Offer Better Protection Than Infection

Vaccination offers longer, stronger immunity, says virologist Sabra Klein.

Bloomberg School | May 2021

COVID-19 Testing Update

Even with vaccination rates on the rise, testing remains a valuable tool to track variants and stem outbreaks.

Bloomberg School | May 2021

Teen Mental Health During COVID-19

Disrupting school and interactions with peers, the pandemic has left teens with stress, anxiety, and other mental health challenges.

Bloomberg School | May 2021

How Can I talk to My Friends and Family About Getting Vaccinated for COVID-19? 

It's fair for people to have questions about COVID-19 vaccines. Fortunately, there are answers.

Bloomberg School | May 2021

WTO Trips Waiver for COVID-19 Vaccines

Sharing the know-how behind making COVID-19 vaccines is key to scaling up production and addressing emerging variants.

Bloomberg School | May 2021

The Environmental Toll of Fighting COVID-19 

Masks, gloves, and chemical disinfectants will outlast the pandemic.

Bloomberg School | April 2021

New Data on COVID-19 Transmission by Vaccinated Individuals

New data indicate that COVID-19 Vaccines stop symptomatic COVID and make it highly unlikely that someone can be infected at all.

Bloomberg School | April 2021

What is Herd Immunity and How Can We Achieve it With COVID-19?

Stopping SARS-CoV-2 will require a substantial percentage of the population to be immune. How can we get to that point?

Bloomberg School | April 2021

Outbreak, Interrupted: Why Testing Is Important for K-12 Schools

How COVID tests can help keep K-12 schools safe for everyone.

Bloomberg School | April 2021

COVID-19 Continues to Highlight Gaps in Accessibility for People with Disabilities

An update on the continued gaps in accessibility for people with disabilities during the pandemic.

Bloomberg School | March 2021

Ending the Pandemic and Vaccine Resistance: Modern Questions, Long History

How the COVID pandemic might end, what history can tell us about vaccine hesitancy, and more.

Hopkins Bloomberg Public Health | March 2021

COVID-19 Vaccines and Pregnancy

The ethics and safety of COVID-19 vaccines for pregnant people.

Bloomberg School | March 2021

How to Keep Buildings Safe

What to do when COVID-19 endangers the great indoors.

Hopkins Bloomberg Public Health | March 2021

How to Coordinate a Global Response

While countries focused exclusively on their own needs, the virus conquered the world.

Hopkins Bloomberg Public Health | March 2021

More Questions and Answers About COVID-19 Vaccines

Josh Sharfstein answers a list of important questions about COVID-19 vaccines.

Bloomberg School | March 2021

Meeting COVID-19 Misinformation and Disinformation Head-On

Mis-and disinformation should be elevated to and addressed as risks to national security.

Bloomberg School | March 2021

When Will Children Be Vaccinated Against COVID-19?

Why are children not eligible for COVID-19 vaccines? Is it safe for unvaccinated children to go to school? Kawsar Talaat answers these questions and more.

Bloomberg School | March 2021

Is It Safe to Reopen U.S. Schools During the COVID-19 Pandemic?

The science and solutions that can make schools safer.

Bloomberg School | March 2021

Equity in Vaccination: A Plan to Work with Communities of Color Toward COVID-19 Recovery and Beyond

True recovery from the pandemic will require mending broken systems.

Bloomberg School | March 2021

What You Need to Know About the Johnson & Johnson Vaccine

The FDA confirmed Emergency Use Authorization of Johnson & Johnson's vaccine.

Bloomberg School | March 2021

How History Helps Explain Pandemic Behavior

No two pandemics are alike, but history teaches us that some behaviors persist.

Hopkins Bloomberg Public Health | February 2021

Before COVID Comes Home: What You Can Do Now in Case Someone in Your Household Becomes Ill

With a slow vaccine rollout and sustained community transmission, it's a good idea to prepare for the possibility of someone in your household getting COVID-19.

Bloomberg School | February 2021

What To Do If You Have COVID-19

If you have a confirmed COVID diagnosis via a positive test, there are things you can do immediately to protect both yourself and those around you.

Bloomberg School | February 2021

The Ills of Pandemic Fatigue

As the U.S. crosses the one year mark of the community transmission of COVID-19, expert Caitlin Rivers says it's more important than ever to stay dedicated to public health practices.

Bloomberg School | February 2021

Variants, Vaccines and What They Mean for COVID-19 Testing

As variants spread, do they complicate COVID-19 testing? And will vaccinations change the accuracy of diagnostic antibody tests?

Bloomberg School | January 2021

Dating in the Time of COVID

It may look different during a pandemic, but safe practices make dating work for single people—perhaps with added benefits.

Bloomberg School | January 2021

The New Technology Behind RNA Vaccines and What This Means for Future Outbreaks

How RNA vaccines will provide protection from the virus.

Bloomberg School | January 2021

Your Questions About COVID-19, Answered

Frequently asked questions about COVID-19 answered by our experts.

Bloomberg School | January 2021

COVID-19 and Stigma

Why shame and blame won't help fight the pandemic, and what we should be focusing on instead.

Bloomberg School | January 2021

What You Need to Know About COVID-19 Variants

Is it normal for a virus to mutate? Are these variants more contagious? Will vaccines still work?

Bloomberg School | January 2021

COVID-19 Vaccines: Verifying Safety and Identifying Misinformation

With so much misinformation circling, how can the average person separate fact from falsity?

Bloomberg School | January 2021

Determining the Safety of COVID-19 Vaccines

While clinical trials are the gold standard, safety monitoring doesn't stop there.

Bloomberg School | January 2021

Side Effects and COVID-19 Vaccines: What to Expect

It's totally normal to experience side effects from COVID-19 vaccines. Here's what to expect.

Bloomberg School | December 2020

Overdispersion of COVID-19

Why a small percentage of people may be responsible for a large share of the disease's spread.

Bloomberg School | December 2020

How to Support Hospitals and Health Care Workers this Holiday Season

The pandemic is at its worst, but don’t let disillusionment distract from the opportunity to help.

Bloomberg School | December 2020

Clarifying COVID-19 Terminology

Efficacy vs. effectiveness, quarantine vs. isolation, and other often conflated terms in the COVID-19 lexicon.

Bloomberg School | November 2020

An Update on COVID-19 Treatments: Monoclonal Antibodies, Convalescent Plasma, and Other Promising Developments

Nearly a year into the pandemic, we've gotten better at clinically treating COVID.

Bloomberg School | November 2020

Can COVID-19 Vaccines Be Mandatory in the U.S. and Who Decides?

Once COVID-19 vaccines are widely available, could they be made mandatory and, if so, what entities could enforce this?

Bloomberg School | November 2020

How to "Reach In" to Meaningfully Connect with Loved Ones from Afar

Why and how to find ways to meaningfully connect when physically separated.

Bloomberg School | November 2020

Encouraging Early Results From Pfizer's COVID-19 Vaccine and What Might Happen Next

An interview with Josh Sharfstein, MD.

Bloomberg School | November 2020

When Will Pregnant Women Benefit from a COVID Vaccine?

Hope raised by the rapid development of vaccines don't yet extend to pregnant women.

Hopkins Bloomberg Public Health | November 2020

How to Make Decisions About Winter Holiday Gatherings Amid COVID-19 

What you—and your guests—need to consider before gathering for the winter holidays.

Bloomberg School | November 2020

How to Actually Vaccinate a Global Population

A Q&A with Monica Schoch-Spana (co-chair) and Lois Privor Dumm (member) of the Working Group on Readying Populations for COVID-19 vaccine.

Bloomberg School | November 2020

Boosting Diversity in COVID-19 Vaccine Clinical Trials

Faith leaders and community organizations play critical roles in enrolling Black and Latinx trial participants.

Hopkins Bloomberg Public Health | November 2020

What Are All the Different Kinds of COVID-19 Tests?

Testing, testing, and more testing—it's one of the most discussed topics in the COVID-19 pandemic.

Bloomberg School | November 2020

COVID-19's Lasting Toll on Mental Health

The initial coronavirus surge has passed, but the mental health fallout persists.

Hopkins Bloomberg Public Health | November 2020

Testing in K-12 Schools

As schools in the U.S. reopen, there is a lack of clear guidance for the safe return of students, teachers, and staff.

Bloomberg School | October 2020

Our Evolving COVID-19 Response

Four things we've learned since the beginning of the pandemic—and one we knew but couldn't prevent.

Hopkins Bloomberg Public Health | October 2020

Anthony Fauci Discusses State of U.S. Coronavirus Response

Bloomberg School's Ellen MacKenzie spoke with the nation's top infectious diseases expert in the first installment of the university's Health Policy Forum series

The Hub | October 2020

What is Emergency Use Authorization?

What exactly is emergency use authorization, how does it work, and can we trust it? Could we see EUAs for COVID-19 vaccines?

Bloomberg School | October 2020

No, COVID-19 Is Not the Flu

There's a refrain among some skeptics that "COVID-19 is just the flu," which is not at all accurate

Bloomberg School | October 2020

COVID-19 and the U.S. Criminal Justice System: Evidence for Public Measures to Reduce the Risk of COVID-19

A Q&A with Crystal Watson and Chris Beyrer

Bloomberg School | October 2020

Innovative Holiday and Winter Gatherings in the Time of COVID-19

The pandemic will not be over anytime soon. We have to learn how to connect in new ways.

Bloomberg School | October 2020

What is Herd Immunity and How Can We Achieve It With COVID-19?

Meeting no resistance, the virus spread quickly across communities. Stopping it will require a significant percentage of people to be immune. But how can we get to that point?

Bloomberg School | 2020

How COVID-19 Spurred an Urgent—and Lasting—Response to the Navajo Nation's Water Crisis

New collaborations will more than double the number of safe water access points.

Hopkins Bloomberg Public Health | October 2020

The Experiment that Proved Airborne Disease Transmission

How Richard Riley's findings about tuberculosis transmission inform our COVID-19 response today

Bloomberg School | 2020

The State of Coronavirus Vaccine Development in the U.S.

Virtual Symposium, cohosted by Johns Hopkins and the University of Washington, brought together leading experts from government, media, and academia

The HUB | Fall 2020

Mini-Brains Help Uncover COVID-19's Neurological Impact

Lab-grown organoids show how SARS-CoV-2 infects brain cells

Hopkins Bloomberg Public Health | Fall 2020

A Top Vaccine Expert Answers Important Questions About a COVID-19 Vaccine

Bloomberg School | Fall 2020

Interim Framework for COVID-19 Vaccine Allocation in the United States

Bloomberg School | Fall 2020

Coping with COVID-19’s Evolving Mental Health Toll

A psychologist offers tips for helping kids and adults deal with impacts of the ongoing pandemic.

Bloomberg School | September 18, 2020

COVID-19 in Jails, Prisons, and Immigration Detention Centers: A Q&A with Chris Beyrer

Successes and setbacks in protecting incarcerated people from COVID-19.

Bloomberg School | September 15, 2020

Florida, FEMA, and Fugate: Emergency Management Lessons from Hurricane Katrina for Conquering COVID

On the 15th anniversary of Hurricane Katrina, we remember Craig Fugate’s inspired leadership of the Florida Emergency Management Division’s post-Katrina response in Mississippi, which paved the way for his transformation of FEMA.

Bloomberg School | August 28, 2020

How Can I Ask My Friends to Wear Masks? Talking to Friends, Family, Kids, and Coworkers About COVID-19 Safety

Navigating the interpersonal side of COVID-19 safety.

Bloomberg School | August 26, 2020

Interim Framework for COVID-19 Vaccine Allocation in the United States

When a COVID-19 vaccine is available, an allocation plan will be needed, which means prioritizing certain groups.

Bloomberg School | August 19, 2020

The Important and Elusive Science Behind Safely Reopening Schools

The metrics that determine whether students learn in school or at home may differ, but the goal is the same: Maximize benefits, minimize harms.

Bloomberg School | August 14, 2020

Contact Tracing on Campus: What Universities Should Know Before Bringing Students Back

Campus life brings a risk for SARS-CoV-2 transmission. Colleges need to have a plan to minimize risk—and to act when transmission occurs.

Bloomberg School | August 14, 2020

COVID-19 and College Campuses: What You Need to Know

COVID-19 and college: Limiting the risk of COVID-19 transmission while engaging in academic and residential college life.

Bloomberg School | August 12, 2020

COVID-19 Testing: Understanding "Percent Positive"

Two epidemiologists explain this important term and what it means for individuals and communities.

Bloomberg School | August 10, 2020

A Top Vaccine Expert Answers Important Questions About a COVID-19 Vaccine

The COVID-19 vaccine is on track to become the fastest-developed vaccine in history. That doesn’t mean the process is skipping any critical steps.

Bloomberg School  | August 5, 2020

Wearing a Mask Could Keep You From Getting Seriously Sick

A new study suggests that universal masking may also reduce the amount of virus in the air—potentially leading to milder or even asymptomatic infections.

Bloomberg School | July 31, 2020

Johns Hopkins Receives $35 Million in Funding from Department of Defense for COVID-19 Blood Plasma Trials

Johns Hopkins researchers have received $35 million in funding from the U.S. Department of Defense (DOD) JPEO-CBRND, on behalf of the Defense Health Agency, for two nationwide clinical trials.

Bloomberg School | July 30, 2020

At Risk for COVID-19? Warp Speed Vaccine Trials Want You

A major challenge of Operation Warp Speed: Landing 150,000+ volunteers.

Global Health NOW | July 28, 2020

A Coronavirus Clearinghouse for the World

As the world fights SARS-CoV-2, the numbers funnel through one critical Johns Hopkins map..

Hopkins Bloomberg Public Health | July 24, 2020

The Experiment that Proved Airborne Disease Transmission

How Richard Riley’s findings about tuberculosis transmission inform our COVID-19 response today.

Hopkins Bloomberg Public Health | July 17, 2020

Enhancing Public Trust and Health with COVID-19 Vaccination

Why “If We Build It/They Will Come” may not apply to humans and vaccines and what can be done about it.

Bloomberg School | July 9, 2020

COVID-19 Cases and Deaths in Federal and State Prisons Significantly Higher Than in U.S. Population

A new analysis led by researchers at Johns Hopkins Bloomberg School of Public Health found that the number of U.S. prison residents who tested positive for COVID-19 was 5.5 times higher than the general U.S. population.

Bloomberg School | July 8, 2020

Fighting a Virus Together: A Graphic Essay

"Then COVID-19 hit—and dad, with lungs of steel and the heart of a lion, was fighting for his life at 61."

Hopkins Bloomberg Public Health | July 8, 2020

Voices of the Vulnerable

For asylum seekers, the incarcerated, frontline doctors, and others, COVID-19 has made hard lives harder. 

Hopkins Bloomberg Public Health | July 1, 2020

Envisioning a Post-Pandemic World

How COVID-19 has reset the present and the future.

Hopkins Bloomberg Public Health | June 30, 2020

Transparency, Reproducibility, and Validation of COVID-19 Projection Models

An exponential growth in models with no sign of plateauing. 

Bloomberg School | June 22, 2020

Developing a National Strategy for Serosurveys in the United States

Estimating the prevalence of infection and recovery is important for decision makers at national, state, and local levels.

The Center for Health Security | June 18, 2020

Trust in Science and COVID-19

The trajectory of the U.S. pandemic will depend largely on the public’s willingness to invest in public health measures.

Bloomberg School | June 17, 2020

Guiding Universities on the Path to Reopening

A Q&A with the authors of the COVID-19 Planning Guide and Self-Assessment for Higher Education.

The Center for Health Security | June 15, 2020

In Liberia, Resources are Scarce—but Contact Tracing is Second Nature

Liberia had a leg up on the low-tech pillars of outbreak response.

Global Health NOW | June 10, 2020

Majority of First-Wave COVID-19 Clinical Trials Have Significant Design Shortcomings, Study Finds

Analysis of COVID-19 clinical trials as of late March finds quantity but less quality.

Bloomberg School | June 9, 2020

Lisa Cooper on Why the Racism Roiling America is a Public Health Issue

America, reeling from twin crises, must now reckon with the racism that paved the path for both.

Global Health NOW | June 5, 2020

Convalescent Plasma: A COVID-19 Treatment Speeds to Clinical Trials

An old-school approach offers a fast, stopgap solution for a modern pandemic. 

Hopkins Bloomberg Public Health | June 5, 2020

Baltimore Protestors Weigh the Risks—And Take to the Streets

The COVID-19 pandemic does not override the need to address another public health emergency—racism. 

Global Health NOW | June 4, 2020

What Will it Take to Safely Reopen K-12 Schools This Fall?

School closures have led to growing public health crises for children. 

The Hub | June 3, 2020

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