Omicron Variant

• Wastewater monitoring detects new COVID-19 subvariant in Kingston, Ont.

  Although wastewater testing has found evidence of the newest Omicron subvariant EG.5 in Kingston, a local researcher says it's no cause for major concern.

  Health

  Aug 17, 2023
  
• Most Canadians have hybrid COVID-19 immunity. Could it prevent a fall wave?

  By March 2023, more than 75 per cent of the population had immunity because of a COVID-19 infection, according to a new CMAJ study.

  Canada

  Aug 15, 2023
  
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• B.C. preparing for fall rollout of new Omicron COVID-19 vaccine

  "I am almost not calling it a booster dose anymore. It is more an updated dose of the vaccine," Provincial health officer Dr. Bonnie Henry told Global News.

  Health

  Jul 12, 2023
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• Omicron changed the course of the pandemic 1 year ago and still dominates. What’s next?

  On Nov. 24, 2021, a group of scientists in South Africa alerted the World Health Organization to a concerning new COVID-19 variant the world would come to know as Omicron.

  Health

  Nov 25, 2022
• New Omicron subvariants are being closely monitored in Alberta

  The two variants are descendants of Omicron's BA.5 subvariant and are spreading rapidly in Europe, the UK and the U.S. They've also been detected in small numbers in Alberta.

  Health

  Nov 6, 2022
• Got COVID? Here’s how long immunity might last as new variants emerge

  Infection-acquired immunity from catching COVID-19 can act as a protective layer for a period of time, but it wanes and is not guaranteed, experts warn.

  Canada

  Oct 11, 2022
• Omicron’s BQ.1.1 COVID-19 sub-variant. Why experts are watching it

  BQ.1.1 is a descendant of the Omicron BA.5 sub-variant, which is the dominant COVID-19 mutation in Canada at the moment, the Public Health Agency of Canada says.

  Health

  Oct 5, 2022
• Guelph residents will be able to get newly approved COVID-19 booster shot

  The new Moderna Spikevax COVID-19 bivalent vaccine, developed to target the original strain and the Omicron variants, will begin distribution on Sept. 26.

  Health

  Sep 12, 2022
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• Health minister to make COVID-19 vaccine announcement as Canada reviews Omicron booster

  Bivalent vaccines under review by Health Canada re designed to recognize specific mutations in the spike protein of the Omicron BA.1 subvariant.

  Canada

  Sep 1, 2022
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• Interior Health not ruling out COVID-19 restrictions this fall and winter

  For the most part, BA.5 subvariant of  Omicron causes milder symptoms than previous strains, but health officials are preparing for new variants in the weeks and months ahead.

  Health

  Aug 23, 2022