Breakthrough infections greatly enhance immune response to variants of the virus that causes COVID-19, according to a newly published study from Oregon Health & Science University.
Dec 16, 2021
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Soaring Omicron cases around the globe could increase the risk of a newer, more dangerous variant emerging, the World Health Organization in Europe warned on Tuesday.
Jan 4, 2022
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With the surge in omicron cases, doctors are finding presentations of croup in children seeking hospital care for COVID in Australia and internationally.
Feb 2, 2022
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The latest omicron subvariants—including the BA.4 and BA.5 forms causing new surges in infections in the United States—are even better at eluding vaccines and most antibody treatments than previous variants, finds a study ...
Jul 5, 2022
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With COVID, flu and RSV creating what many are calling a tripledemic, new research is shedding light on the effect the different COVID-19 variants have had on the youngest of patients throughout the pandemic and the role ...
Jan 12, 2023
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Russia reported a new daily high of COVID-19 cases on Sunday, breaking its national record for the third day running as the highly contagious Omicron variants spurs surging infections.
Jan 23, 2022
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Levels of neutralizing antibody to prevent omicron infection reduced and vaccine efficacy against severe disease predicted to drop says new report.
Dec 17, 2021
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The United States' Omicron wave is beginning to recede in New York and other major cities, official data showed this week, even as COVID-19 hospitalizations, a lagging indicator, reached new highs.
Jan 14, 2022
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Sri Lankan health authorities on Friday began vaccinating children aged 12 to 15, as the island nation's top medical specialists warned of a wave of COVID-19 infections in the coming weeks driven by the omicron variant.
Jan 7, 2022
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Hong Kong's health facilities have been overloaded by an "onslaught" of COVID-19 infections, its leader said, even as authorities cling to a "zero-COVID" policy despite an unprecedented rise in cases fuelled by the Omicron ...
Feb 14, 2022
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