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Canada is poised to battle back more contagious coronavirus variants that threaten to jeopardize reopening plans across the country due to a huge uptick in vaccine supply, a willingness from Canadians to get the shots and some promising new vaccine research.
A new variant is taking hold in Canada, but our vaccine supply is ramping and second doses are accelerating across the country. So how at risk are we from B.1.617, and how concerned should Canadians be as we inch closer to reopening much of the country?
Canada is changing its guidelines on mixing and matching second doses of COVID-19 vaccines and will advise Canadians to combine either the AstraZeneca-Oxford, Pfizer-BioNTech or Moderna shots interchangeably in certain situations.
A German research team has put forward a potential solution to prevent the rare, serious blood clots caused by the AstraZeneca and Johnson & Johnson COVID-19 vaccines, but other scientists warn it's too early to draw conclusions about the mechanism behind the potentially deadly condition.