Nurith Aizenman
[Copyright 2024 NPR]
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For this health expert based in Boston, the effort to get vaccines to his native South Africa was intensely personal. -
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. -
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.
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A year ago today, the WHO first learned of a cluster of a few dozen pneumonia cases in Wuhan, China of "unknown" origin. Here's a by-the-numbers summary of the toll the virus has taken since that day. -
A new study suggests big sisters have a powerful impact. (Sorry, big brothers, you don't make as much of a difference.) But there are also potential downsides for the sisters.
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A new study suggests kids in poor countries benefit hugely from having older sisters — who are more likely than brothers or even mothers — to engage in stimulating play.
