COVID-19 vaccine

People line up for drive-through COVID-19 vaccination at Coors Field baseball stadium in Denver on Saturday.

Health & Safety

A Rocky Road On The Way To Herd Immunity For COVID-19

10:48am February 03, 2021

by Richard Harris

At least 70% of people will need to be immune from the coronavirus before COVID-19 can recede through a process known as herd immunity. Vaccines can play a role. But reaching the goal won't be easy.

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Southern Californians celebrate at a mass vaccination site in Disneyland's parking lot in January. CDC head Dr. Rochelle Walensky cautions that for strongest immunity, recipients get both doses of the Pfizer or of the Moderna vaccine.

COVID-19 Vaccine: Will It Protect Against New Variants And Do You Need A 2nd Dose?

4:26pm February 02, 2021

by Joanne Silberner

The spread of new strains raises new questions as two COVID-19 vaccines continue their rollout across the U.S. and another vaccine candidate preps for regulatory review. Here's what you need to know.

A worker carries boxes containing the Pfizer-BioNTech COVID-19 vaccine that were being prepared for shipment from a Pfizer facility in Portage, Mich., in December.

Health & Safety

Moderna Increases COVID-19 Vaccine Shipments While Pfizer Lags Behind

5:29pm February 01, 2021

by Sydney Lupkin

The two companies producing COVID-19 vaccines for use in the United States will have to raise production to meet contractual goals of 100 million doses each by the end of March.

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Drivers with an appointment enter a COVID-19 vaccination site set up in the parking lot of Dodger Stadium in Los Angeles on Saturday. One of the largest vaccination sites in the country, it was temporarily shut down Saturday afternoon because of protester

LA COVID-19 Vaccinations Delayed By Protesters

7:46pm January 31, 2021

by Matthew S. Schwartz

Dozens of protesters gathered at the entrance to one of the nation's largest mass-vaccination sites, leading officials to shut down the entrance for an hour.

Andrei Doroshin, CEO of Philly Fighting COVID, speaks to reporters before the start of a COVID-19 vaccine clinic at the Pennsylvania Convention Center on January 8, 2021.

Health & Safety

In Philadelphia, A Scandal Erupts Over Vaccination Start-Up Led By 22-Year-Old

10:47pm January 29, 2021

City officials gave coronavirus vaccines to Philly Fighting Covid, whose brash CEO had no health care experience. After a WHYY investigation, the city cut ties with the group over alleged misconduct.

A line forms around the racing oval at Charlotte Motor Speedway as people await the opportunity to receive their COVID-19 vaccination during a mass event held at the speedway.

As States Hustle To Distribute Vaccines, Big Business Offers A Boost Of Expertise

3:04pm January 29, 2021

by Will Stone

Large corporations such as Starbucks, Honeywell, Microsoft, Costco and Google want to help states with planning and logistics. But the potential of these partnerships is hindered by supply problems.

A Boston EMS ambulance crew wheels in a patient to MGH from their ambulance in Boston on April 8, 2020. Hospitals brace for a surge in patients.

Why Young, Healthy Researchers Are Being Vaccinated Before Seniors In Massachusetts

12:56pm January 29, 2021

by Gabrielle Emanuel

The state is a medical hub with giant hospitals and a huge healthcare workforce. Young adults who work in that field are getting the COVID-19 vaccine while at-risk seniors wait on the sidelines.

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Pharmacy technician Sara Berech prepared a dose of the Johnson & Johnson COVID-19 vaccine in December for a clinical trial that includes Rocky Mountain Regional VA Medical Center in Aurora, Colo.

Health & Safety

Johnson & Johnson Vaccine Is 66% Effective In Preventing Moderate To Severe COVID-19

11:30am January 29, 2021

by Scott Hensley

The vaccine did better at preventing disease in the U.S. – 72% — and less well in South Africa – 57% efficacy. The efficacy seen in Latin America was 66%.

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A member of FDNY EMS gives a thumbs up while receiving Moderna's vaccine against the coronavirus in late December. By mid-January, New York City Medical Reserve Corps volunteers also were mobilized to help with the vaccine effort.

Health & Safety

Medical Reserve Corps Volunteers Deployed To Help With Vaccination

1:31pm January 28, 2021

by Michael Schulson

Cadres of volunteers, mostly medical professionals, are part of a little-known federal emergency program launched in the aftermath of 9/11. Increasingly, states are deploying them against COVID-19.

The Sinovac vaccine is produced at this newly built factory in China. Sinovac is one of 11 Chinese companies carrying out clinical trials of potential COVID-19 vaccines.

China And Russia Want To Be Vaccine Leaders. How's That Going?

11:44am January 28, 2021

by Joe Palca

The two countries are vying for a role in ending the pandemic by offering their vaccines to countries that can't afford or obtain other vaccines. But vaccine experts have a few concerns.