Diseases, Conditions, Syndromes

COVID-19 shots might be tweaked if variants get worse

The makers of COVID-19 vaccines are figuring out how to tweak their recipes against worrisome virus mutations—and regulators are looking to flu as a blueprint if and when the shots need an update.

Diseases, Conditions, Syndromes

Fauci says coronavirus could claim up to 200,000 US lives

Senior US scientist Dr. Anthony Fauci issued a cautious prediction Sunday that the novel coronavirus could claim as many as 200,000 lives in the United States, as state and local officials described increasingly desperate ...

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