Booster
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World
F.D.A. Plans to Allow a Second Updated Covid Booster for Vulnerable Americans
Federal regulators plan to authorize an additional dose for seniors and immunocompromised people in the coming weeks, ahead of the introduction of a newly formulated booster later in the year.
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Health
F.D.A. Outlines a Plan for Annual Covid Boosters
In advance of a scientific meeting on Thursday, officials proposed offering new shots to Americans each fall, a strategy long employed against the flu.
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Health
As Covid Deaths Climb, Even Seniors Skip the Latest Booster
Nearly all Americans over 65 got their initial Covid vaccines. But that immunity is waning, and this time, the government is offering far less support for new shots.
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Health
New Covid Booster Shots Cut Risk of Hospitalization by Half, C.D.C. Reports
The research was conducted in part when older variants of the coronavirus were spreading. Other factors may have influenced the conclusions.
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World
F.D.A. Authorizes Updated Covid Shots for Children as Young as 6 Months
The move broadens access to the reformulated shots, but only a small fraction of the country’s youngest children are likely to get one of the new doses in the near future.
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Health
Will Covid Boosters Prevent Another Wave? Scientists Aren’t So Sure.
As winter looms and Americans increasingly gather indoors without masks or social distancing, a medley of new coronavirus variants is seeding a ...