The World Health Organization designated COVID-19 variant B.1.1.529, named omicron, a "variant of concern" on Nov. 26, 2021, and the first confirmed case in the U.S. was on Dec. 1, 2021. Since then, the Centers for Disease ...
Apr 5, 2022
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China began its most extensive coronavirus lockdown in two years Monday to conduct mass testing and control a growing outbreak in Shanghai as questions are raised about the economic toll of the nation's "zero-COVID" strategy.
Mar 28, 2022
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China reported its highest daily total of coronavirus cases in two years on Friday as authorities in Shanghai and other major cities stepped up targeted lockdowns and testing to halt the highly transmissible Omicron variant.
Mar 11, 2022
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China is tackling a COVID-19 spike with selective lockdowns and other measures that appear to slightly ease its draconian "zero tolerance" strategy.
Mar 10, 2022
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School mask mandates helped protect students and staff last fall as the Delta variant spread, a new government report shows.
Mar 9, 2022
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Unvaccinated students had eight times the incidence of COVID-19 infection compared to vaccinated students in a North Carolina independent school, according to a study by the ABC Science Collaborative appearing online Feb. ...
Feb 23, 2022
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Findings from a study published today in the American Journal of Infection Control (AJIC) provide new insights that could help long-term care (LTC) facilities assess the cleanliness of high-touch surfaces, and thereby enhance ...
Feb 17, 2022
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The director of Africa's Centers for Disease Control said the organization is talking to Pfizer about bringing its COVID-19 treatment pill to the continent, which has just passed 10 million cases.
Jan 13, 2022
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More than one million people in a city in central China were being confined to their homes on Tuesday after three asymptomatic coronavirus cases were recorded in the country's latest mass lockdown.
Jan 4, 2022
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New COVID-19 cases in the locked-down Chinese city of Xi'an fell to their lowest in a week, health officials said Sunday, as residents face their eleventh day under strict home confinement.
Jan 2, 2022
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