People who've had dose 1 are wondering ... can I have a few drinks before dose 2 or will that muck things up? Also: Do you really understand the concept of "vaccine efficacy"? It's complicated!
The third COVID-19 vaccine authorized for use in the U.S. requires one shot instead of two, and works a slightly different way from the others. Here's what we know about its safety and effectiveness.
The House Select Subcommittee on the Coronavirus Crisis is investigating after NPR reported that the boutique health care provider allowed ineligible patients to skip the COVID-19 vaccine line.
Concierge health care provider One Medical has been allowing ineligible people to receive COVID-19 vaccines. Staff questioned what they saw as inappropriate, internal documents obtained by NPR show.
The director of the Florida Department of Health in Orange County said the women disguised themselves with bonnets, gloves and glasses. It is not known how they managed to get their first doses.
The Rosebud Sioux Tribe is vaccinating its community at rates faster than the rest of South Dakota. That mirrors a trend in Indian Country, which has been hard-hit by the coronavirus.
NPR's Lulu Garcia-Navarro speaks to sociologist Zeynep Tufekci about why there has been a failure of public health messaging about life after getting a coronavirus vaccine.
Walter Newman, has been giving flu vaccines to California farm workers for decades. He talks to NPR's Lulu Garcia-Navarro about ensuring they get COVID-19 shots, even as the state runs low on doses.
UNICEF says nearly 130 nations — home to more than a third for the world's population — have yet to administer a single dose of a coronavirus vaccine.
A small study in South Africa has raised concerns about the effectiveness of the AstraZeneca vaccine, particularly in fighting virus variants.