Covid vaccine study the acting CDC director blocked is published in an outside journal
The findings suggest that Covid vaccines reduced the likelihood of severe illness last fall and winter.
Covid-19
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Latest news on the coronavirus, which has killed millions during a global pandemic.
More Covid news
From Omaha Steaks to hazmat suits: What life was like for contagion patients in quarantine
Former patients share what it’s like to be inside specialized biocontainment facilities like those occupied by the hantavirus cruise passengers.
U.S. health officials nix publication of a study on Covid vaccine effectiveness
The report's release had been delayed after the CDC's acting director expressed concerns about its methodology.
CDC study says Covid shots continue to protect healthy kids from severe illness
The study appears to counter claims by Health Secretary Robert F. Kennedy Jr. about the vaccines' effectiveness.
Do young people need Covid boosters? Research shows more protection for ages 65 and older
Overall effectiveness of the Covid vaccines for all adults is similar to that of the annual flu shot, according to a large study of veterans. 
How people are getting Covid shots despite eligibility limits
Recent changes by the CDC have created hurdles for parents who want their infants or toddlers vaccinated.
CDC signs off on fall Covid shots. It may not be easy to get one, depending on where you live.
The guidance comes after many states announced their own recommendations, creating unprecedented levels of confusion, one expert said.
A common nasal spray may block Covid infection, trial results show
The over-the-counter antihistamine azelastine works against a range of respiratory infections, including the flu and RSV, researchers say.
FDA approves fall Covid shots, but with new restrictions
The next round of shots would be limited to only a smaller, high-risk group of people, the Health Department said.
For some, fall Covid shots may come with copays — or no coverage at all
If you're in good health and plan to get a Covid shot this fall, you might end up with an unwelcome bill.
U.S. pediatricians' new Covid shot guidance differs from CDC's in major departure
It's the first time in 30 years the American Academy of Pediatrics is substantially diverging from U.S. government vaccine recommendations.
Will health insurance pay for Covid vaccines this fall?
HHS Secretary Robert F. Kennedy Jr. has upended the way Covid vaccines are approved and for whom they’re recommended, creating uncertainty around coverage.
