The U.S. Food and Drug Administration announced Thursday that it has asked vaccine makers to update their COVID-19 booster shots to target the omicron subvariants known as BA.4 and BA.5.
Jun 30, 2022
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U.S. regulators told COVID-19 vaccine makers Thursday that any booster shots tweaked for the fall will have to add protection against the newest omicron relatives.
Jun 30, 2022
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Norway on Wednesday joined fellow Scandinavian countries in offering a second booster shot of COVID-19 vaccine to some of its population, to be available from July 1 to people aged 75 and over, because of a rise in infections.
Jun 29, 2022
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At least some U.S. adults may get updated COVID-19 shots this fall, as government advisers voted Tuesday that it's time to tweak booster doses to better match the most recent virus variants.
Jun 28, 2022
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A U.S. Food and Drug Administration advisory panel will vote on Tuesday whether to recommend that updated COVID-19 booster shots be used this fall to protect against Omicron and its highly contagious subvariants.
Jun 27, 2022
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Pfizer announced Saturday that tweaking its COVID-19 vaccine to better target the omicron variant is safe and works—just days before regulators debate whether to offer Americans updated booster shots this fall.
Jun 25, 2022
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The mRNA vaccines used against COVID were never designed to battle the omicron variant, a now dominant strain of the coronavirus that recently claimed 18,000 lives in a single week. Yet individuals who receive their third ...
Jun 23, 2022
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Hybrid immunity resulting from previous COVID-19 infection and recent booster vaccination confers the strongest protection against omicron infection, but all forms of immunity protect against severe, critical, or fatal COVID-19, ...
Jun 17, 2022
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A spike in flu cases across the country, along with another COVID-19 surge, is leaving more people vulnerable to catching some form of disease—especially those who aren't vaccinated.
Jun 16, 2022
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A recent Pfizer or Moderna mRNA-vaccine booster provided good but temporary protection against infection by the SARS-CoV-2 Omicron variant, according to a study from researchers at Weill Cornell Medicine—Qatar.
Jun 15, 2022
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