Even with a booster, protection against severe disease from Omicron may be around 80 to 85.9%, compared to around 97% for ...

The FDA authorized newly modified Covid-19 boosters to target the latest versions of the Omicron variant. But, as WSJ’s Daniela Hernandez explains, a key part of the decision-making process was ...

The updated Moderna and Pfizer shots target the KP.2 variant, known as one of the FLiRT subtypes of omicron. The Novavax ...

The UK has become the first country in the world to authorise an updated COVID-19 booster vaccine directed at the Omicron variant, giving a green light to Moderna's mRNA-1273.214 shot.

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Japan from mid-October plans to administer a new type of vaccine in booster shots designed to protect people from the Omicron variant of the novel coronavirus, the health ministry said. The ...

The COVAIL trial reveals that neutralizing antibody titers correlate with COVID-19 risk reduction after mRNA boosters. Learn how this impacts vaccine strategies against emerging variants.

Minnesota ERs stressed by waves of COVID, flu, RSV and norovirus patients. The omicron relative now dominant in the U.S. is called XEC, which accounted for 45% of variants circulating nationally ...

The government plans to roll out new vaccines specifically designed to protect people from the Omicron variant with booster shots starting as early as September, sources said. The inoculation ...

Booster shots are here — for some Americans ... to urge that all vaccinated adults boost their protection against the Omicron variant. Anyone 18 or older who completed their Pfizer or Moderna ...