FAQ: BA.4 and BA.5, potentially the most transmissible Omicron subvariants yet

America’s current COVID-19 surge is being driven by BA.2 and its sublineage BA.2.12.1. But there are other versions of Omicron out there to which we need to pay attention—namely, BA.4 and BA.5. Here’s a brief FAQ on these two subvariants, including why scientists are concerned about them and where they’re spreading in the U.S.

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We need more data on who’s getting Paxlovid

Last week, I shared a new page from the Department of Health and Human Services (HHS), reporting statistics on COVID-19 therapeutic distribution in the U.S. The new dataset is a helpful step, but it falls far short of the information we actually need to examine who has access to COVID-19 treatments (particularly Paxlovid) and address potential health equity issues.

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National numbers, June 26

America’s Omicron subvariant surge continues to be in a plateau this week, with national COVID-19 case rates, hospitalization rates, and wastewater trends remaining fairly level or showing slight declines.

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