omicron variant covid 19

• J&J COVID-19 vaccine protects against breakthrough infections, study says

  Johnson & Johnson said protection against COVID-19 infection from its single-dose vaccine starts to wane only from the fourth month.

  Health

  Jan 6
  
• Canadians differ on holiday plans amid Omicron COVID-19 spread

  Festive feasts, gift exchanges and winter fun with loved ones are being cancelled or limited as COVID-19 rips through Canada for the second holiday season in a row.

  Canada

  Dec 24, 2021
  
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• Omicron COVID-19 cases drop in South Africa, potentially signaling end of surge

  South Africa has been at the forefront of the Omicron wave and the world is watching for any signs of how it may play out there to try to understand what may be in store.

  Health

  Dec 22, 2021
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• Canada’s daily COVID cases 45% higher than a week ago as Omicron surges

  As Omicron continues to spread, Canada has averaged at least 5,000 new COVID-19 cases daily over the last week -- a 45 per cent increase from the week before, Dr. Theresa Tam said.

  Canada

  Dec 17, 2021
• Burnt-out health-care workers fear Omicron surges in Canadian hospitals

  After dealing with Delta surges, health-care workers worry they're about to face another wave of COVID-19 patients, this time infected with the highly contagious Omicron variant.

  Health

  Dec 16, 2021
• Federal and provincial governments preparing for Omicron variant spread

  Governments across Canada are bracing for the possible effects of the Omicron variant as COVID-19 case numbers rise sharply in some provinces and around the world.

  Health

  Dec 16, 2021
• Omicron vs. COVID-19 vaccine efficacy: What else do we need to learn?

  Data is still needed on how protective the current COVID-19 vaccines remain in real-world use against the highly mutated Omicron variant.

  Health

  Dec 9, 2021
• Booster dose of Pfizer’s COVID-19 vaccine neutralizes Omicron variant, company says

  BioNTech and Pfizer said that two vaccine doses resulted in significantly lower neutralizing antibodies but that a third dose of their vaccine increased the neutralizing antibodies

  Health

  Dec 8, 2021
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• Canadians in South Africa face difficult return due to new Omicron rules

  Canadians trying to return home from South Africa say they're frustrated by a lack of communication from the federal government and from testing requirements.

  Canada

  Dec 1, 2021
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• Canada may need to do ‘more’ to combat Omicron COVID-19 variant, Trudeau says

  Canada might need to do more to protect Canadians from the newly discovered Omicron COVID-19 variant, Prime Minister Justin Trudeau said on Tuesday.

  Canada

  Nov 30, 2021