Booster
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Health
Starting later this week, some at-risk Americans become eligible for a 4th Covid shot.
Some people with a weakened immune system can get a fourth dose of the coronavirus vaccine as early as this…
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World
Your Friday Briefing
Waiting after booster shots at a vaccination center in Brussels this week.Credit...Yves Herman/ReutersExperts concerned about ‘forever boosting ...
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World
Another Covid Christmas …
On Monday morning, the day Ontario expanded Covid-19 booster eligibility to everyone older than 18, I set out to get…
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Politics
F.D.A. Plans to Allow 12- to 15-Year-Olds to Receive Pfizer Boosters
WASHINGTON — The Food and Drug Administration is planning to broaden eligibility for coronavirus vaccine booster doses on Monday, allowing…
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Health
As Omicron Spreads, Officials Ponder What It Means to Be ‘Fully Vaccinated’
Goldman Sachs and Jeffries, the investment banks, are demanding that employees get booster shots. The University of Oregon and other…
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Health
What Does It Mean to Be ‘Fully Vaccinated’ Against Covid-19?
As evidence grows that the Delta and Omicron variants of the coronavirus are causing breakthrough infections in people who were…
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Health
New Studies Raise Hopes That Vaccines Prevent Severe Disease From Omicron
A flurry of new laboratory studies indicate that vaccines, and especially booster shots, may offer protection against the worst outcomes…
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World
Britain will speed up its booster rollout, targeting all adults by the end of the year.
LONDON — Prime Minister Boris Johnson of Britain said on Sunday evening that its coronavirus vaccine booster program would be…
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Health
Most Covid Vaccines Will Work as Boosters, Study Suggests
People looking for a booster shot of a Covid-19 vaccine probably don’t need to fret about what brand it is:…
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Health
Omicron Prompts Swift Reconsideration of Boosters Among Scientists
As recently as last week, many public health experts were fiercely opposed to the Biden administration’s campaign to roll out…
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