Archived articles

Covid-19 vaccine

Illustration of a woman chatting with a virtual assistant
Virtual assistant
Chatbots battle COVID-19 vaccine hesitancy
Published March 24, 2022
Researchers at Johns Hopkins had already been developing chatbots to combat vaccine misinformation when the coronavirus pandemic arrived, giving their work greater urgency
A child takes a COVID-19 test
COVID-19
Study: Children's antibody responses to COVID-19 are stronger than adults'
Published March 22, 2022
Findings differ from earlier reports of low antibody responses in children exposed to COVID-19 virus and suggest that even the youngest children may respond to vaccines if correct dose is determined
A healthcare worker readies a COVID-19 vaccine at a vaccine clinic operated by Johns Hopkins at Port Discovery in February 2022
Coronavirus
Key COVID-19 metrics decline, but experts say it's far from over
Published Feb 28, 2022
COVID-19 is inching toward endemic status in the U.S., but a clear seasonal pattern has yet to emerge. Meanwhile less than 66% of the total population has been vaccinated.
A person receives a COVID-19 vaccine
COVID-19
COVID-19 vaccine maintains strong protection against severe disease at six months
Published Feb 22, 2022
A pre-omicron study reviewed four vaccines, finding that they retain nearly all of their ability to prevent severe disease up to six months after full vaccination
A family poses for a photo after their child received a dose of the COVID-19 vaccine in November 2021 at a community clinic at Henderson-Hopkins.
Q+A
Training ambassadors to talk to vaccine-hesitant parents
Published Feb 17, 2022
Rupali Limaye of the Bloomberg School of Public Health discusses the creation of a free virtual course for parents, teachers, and school staff to help them encourage other caregivers to make evidence-based decisions about vaccinating their children
A COVID-19 vaccination at a Johns Hopkins clinic in winter 2021
Q+A
Yes, you should get a booster
Published Jan 11, 2022
From preventing COVID-19 altogether to lessening symptoms and transmission with breakthrough infections, there are several good reasons to get an mRNA booster ASAP
Omicron variant seen under the microscope
Q+A
Making sense of the messiness of omicron
Published Jan 10, 2022
In this Q+A, experts from the Johns Hopkins Bloomberg School of Public Health address some common questions and scenarios with what is known right now
Boxed Pfizer vaccines are shipped overseas
Q+A
Without global vaccinations, further variants ahead
Published Dec 21, 2021
Vaccine experts Anna Durbin and William Moss explain how vaccination prevents viral mutation, discuss remaining barriers to global vaccine access
A nurse holds out a nasal swab for COVID-19 testing
Coronavirus
COVID-19 continues to hound U.S. with new surge, new variant
Published Dec 21, 2021
As the pandemic's second year ends, the nation struggles to avoid a repeat of widespread lockdowns. But vaccinations continue to tame the impact—for now.
Bill Moss and Jennifer Nuzzo
COVID-19 briefing
Omicron variant is likely everywhere, delta cases increasing
Published Dec 6, 2021
Delta remains dominant around the world while omicron emerges, though time will tell whether the new variant will challenge vaccine effectiveness