Nurith Aizenman
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One of the hottest areas of research right now: studies to determine how well current vaccines work against emerging coronavirus "variants of concern."
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It's one of the hottest areas of COVID-19 research: How well do the various vaccines work against the variants? New findings are coming out daily. Here's what's known so far, and what's pending.
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The mass shootings in the Atlanta area and Boulder, Colo., cast a spotlight on this type of violence in the U.S., where the death rate is nearly 100 times higher than in the United Kingdom.
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For this health expert based in Boston, the effort to get vaccines to his native South Africa was intensely personal.
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South Africa is a case study of the inequities around the coronavirus vaccine. It has one of the world's worst outbreaks, fueled by a new variant. Yet officials are struggling to buy enough vaccines.
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New results from a COVID-19 vaccine trial in South Africa suggest the vaccine that was developed by AstraZeneca may not be as effective against the variant found there.
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Not everyone gets tested. A new model estimates how many infections are missed because of this and how many people are actively shedding the virus. The results lend urgency to the vaccine race.
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New research shows how official figures understate the U.S. pandemic: On any given day the number of infected people who are actively contagious is ten times that day's tally of new reported cases.
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Six takeaways from discussions at the annual meeting of the World Health Organization's Executive Board.
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One year ago on Thursday, China notified the World Health Organization that it had discovered a new coronavirus circulating in Wuhan. NPR discusses what happened after that.