Tag Archives: health

Covid-19 vaccines: Here’s how they work

Global vaccine giant AstraZeneca reports that its vaccine prevents coronavirus infection 62% of the time while people get two doses a month. But in a subgroup of volunteers who received half a dose after a full dose a month later, the vaccine appeared to be 90% effective. Which has an …

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Covid-19 vaccine ‘extremely effective’ prevention

LONDON (AP) – AstraZeneca said Monday that late-stage tests show its Covid-19 vaccine is 90% effective in diseases. The results are based on an interim analysis of trials in the UK and Brazil of vaccines developed by Oxford University and manufactured by AstraZeneca. None of the vaccine recipients were hospitalized …

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