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COVID-19 tracker: Pfizer-BioNTech booster expands its OK; Johnson & Johnson shot tackles omicron

January 4, 2022


The FDA further expanded the emergency use authorization for a booster shot of Pfizer-BioNTech’s Comirnaty.

Johnson & Johnson’s COVID vaccine showed 85% efficacy against COVID-related hospitalization caused by omicron.

The worldwide case count has risen to nearly 293 million Tuesday morning, with more than 5.4 million reported deaths, according to Johns Hopkins University’s COVID-19 dashboard.

Please read below for the latest updates. Daily COVID-19 tracker entries from Nov. 30 to Dec. 22 can be found here. April 29 to Nov. 29 can be found here. Daily entries from Nov. 2, 2020, to April 28 can be found here.

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