COVID-19 cases are increasing in the United States—and could get even worse over the coming months, federal health officials warned Wednesday in urging areas hardest hit to consider reissuing calls for indoor masking.
May 18, 2022
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So you're starting to feel unwell. Your throat hurts, your head aches, you feel tired and you've developed a cough.
May 17, 2022
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It may feel like history is repeating itself with yet another strain of the SARS-CoV-2 virus driving up cases of COVID-19. The latest is called XBB.1.5 (nicknamed "Kraken," by some), and it's another descendent of the omicron ...
Jan 19, 2023
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Two shots of Pfizer's COVID vaccine offers around 70 percent protection against severe disease from Omicron, according to results of a study published Tuesday in South Africa.
Dec 14, 2021
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Since the COVID variant omicron emerged in late 2021, it has rapidly evolved into multiple subvariants. One subvariant, BF.7, has recently been identified as the main variant spreading in Beijing, and is contributing to a ...
Dec 14, 2022
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A study of essential and frontline workers in six U.S. states who tested positive for COVID-19 and received two or three mRNA vaccine doses before delta infections and three doses before omicron infections suggests that they ...
Oct 19, 2022
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Italy has reintroduced the mandatory wearing of face masks in outdoor spaces to contain mounting coronavirus cases driven by the Omicron variant, Health Minister Roberto Speranza said Thursday.
Dec 23, 2021
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When am I contagious if infected with omicron?
Jan 12, 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 omicron variant is offering more hints about what it may have in store as it spreads around the globe: A highly transmissible virus that may cause less severe disease, and one that can be slowed—but not stopped—by ...
Dec 14, 2021
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