Is this year’s COVID booster a good match for new variants? Depending on when you last got vaccinated, that COVID-19 shot may no longer be a good match for the variants expected to dominate this fall and winter. amartichoux The Hill

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While they may not be a perfect match, the latest variants have enough in common with the KP.2 and JN.1 that the boosters should still offer effective cross-protection.

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3 doses of mRNA COVID vaccine show advantage against severe outcomes The authors said COVID-19 infection can result in a "brainstem insult" that results in clusters of physical long-COVID symptoms. CIDRAP

A team led by US Food and Drug Administration (FDA) researchers studying Medicare claims data during the early Omicron SARS-CoV-2 variant months conclude that a third dose of mRNA COVID-19 vaccine provides significant protection against hospitalization and death compared with two doses but wanes substantially after 4 months.

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Novavax gets EU authorization for updated COVID vaccine targeting JN.1 strain

The European Commission authorized Novavax's (NVAX.O)