More from Covid-19 vaccines: News and updates


Once Moderna’s vaccine gets a final authorization, it will begin rolling out within days.


The move comes as false rumors about Covid-19 vaccines are surging online.


With vaccine acceptance rebounding, the goal does not appear so unrealistic.


A Trump administration plan to use celebrities has been scrapped, but other vaccine education campaigns are turning to influencers to boost Covid-19 inoculation.


Economists have a plan to buy herd immunity through a “vaccine stimulus.” But it could backfire.


Doses of the vaccine are now rolling out to all 50 states.


The US has authorized a coronavirus vaccine. That doesn’t guarantee a quick end to the pandemic.


As vaccine distribution begins, the Covid-19 pandemic is only getting worse.


The first doses of the Pfizer/BioNTech vaccine are expected to ship soon.


The Moderna and Pfizer vaccines need to be stored at low temperatures. Are global health systems prepared?


By worrying together, we can prevent much of this from happening.


What we can learn from the initial phase of vaccinating health care workers in the US.


Should the FDA have moved even faster on vaccine approval?


The Covid-19 vaccine requires two doses. Studies show as many as 50 percent of people could miss the second one.


The UK begins to roll out its mass vaccination program.


The US needs everything from freezers to specialty glass to distribute a vaccine.


AstraZeneca and the University of Oxford say their vaccine has up to 90 percent efficacy. But there’s a lot we still don’t know.


The first doses may begin rolling out next week.


Health workers and people in long-term care facilities take priority, but some experts say the advice isn’t specific enough.


After he leaves office, he can help convince his supporters to get vaccinated for Covid-19.


The company is now seeking Food and Drug Administration approval.


What the latest Covid-19 vaccine announcements from AstraZeneca-Oxford, Pfizer-BioNTech, and Moderna can and can’t tell us.

Pfizer and Moderna have discovered effective vaccines, but some of us will get the shot before others.


The companies say their vaccine could begin distribution to high-risk people by mid-December.


Moderna says its vaccine is 95 percent effective. Here’s what you need to know.