COVID vaccines

Omicron versus booster shots: The high-stakes race in Canada is on

Most provinces off to a painfully slow start giving third doses of the vaccine, and one expert warns that new variant will make things ‘pretty ugly’

Erin O’Toole at press conference in downtown St. John's, N.L. on Jul. 26, 2021. (Paul Daly/CP)

Conservatives have a vaccine problem

Andrew MacDougall: If Erin O’Toole can’t get his caucus to the right place on vaccines he doesn’t deserve to lead the country

Will this flu season be worse than usual?

Vaxx Populi: In 2020-21, Canada saw just 69 confirmed cases of influenza. Some experts worry we may have lower immunity to the flu, after nearly two years of social distancing.

Ontario Premier Doug Ford attends an announcement at Toronto's Ontario Place, on Friday July 30, 2021. Premier Doug Ford announced that three companies; Live Nation, Therme Group and Ecorecreo Group, have been selected to redevelop the Ontario Place theme park on Toronto's waterfront, with plans for year-round attractions including a larger concert venue, pools, gardens and an adventure park. THE CANADIAN PRESS/Chris Young

Doug Ford makes an announcement about proof of vaccination in Ontario: Live video

The announcement is expected to detail how and where citizens of Ontario will be required to display proof of vaccination against COVID-19

Empty vials of Moderna COVID-19 in a sharp container before a vaccine clinic in Kingston, Ontario on Friday July 2, 2021. THE CANADIAN PRESS IMAGES/Lars Hagberg

Will Canadians need COVID booster shots?

Vaxx Populi: Data shows good immunity nine months after receiving two doses, PHAC says, though need for boosters is being ‘closely monitored’ in light of emergence of variants of concern

People receive a dose of the COVID-19 vaccine at a mass vaccination clinic at Scotiabank Arena in Toronto on Sunday, June 27, 2021. THE CANADIAN PRESS/Cole Burston

Vaccines extremely effective against COVID variants of concern: Canadian study

Whether it’s Pfizer, Moderna or Astra Zeneca, the vaccines used in Canada ‘are doing exactly what they should be doing,’ including against the Delta variant

June 9, 2021, North Rhine-Westphalia, Viersen: A pediatrician vaccinates a boy with Biontech-Pfizer's Comirnaty corona vaccine. Photo: David Young/dpa (Photo by David Young/picture alliance via Getty Images)

What is the risk of getting myocarditis after an mRNA COVID vaccine?

Vaxx Populi: Myocarditis, an inflammation of the heart muscle, has been reported in young people who received an mRNA vaccine. No causal link has been established.

TORONTO, CANADA - 2021/03/21: Woman walks across the street, towards the COVID-19 assessment centre at Toronto Western Hospital. The COVID-19 assessment centre is where city residents go for COVID-19 testing. (Photo by Shawn Goldberg/SOPA Images/LightRocket via Getty Images)

The Delta variant is ‘moving the goalposts’ for Canada’s vaccination targets

Vaxx Populi: Outbreaks at a Toronto hospital and in Yukon have been linked to more infectious variants; data shows vaccines are very effective at preventing hospitalization among those who contract Delta

A woman arrives at a COVID-19 vaccination clinic in Montreal, on Monday, June 21, 2021. THE CANADIAN PRESS/Paul Chiasson

My first dose was Pfizer. Why am I being offered Moderna for the second?

Experts say the two mRNA vaccines are interchangeable as millions of doses of both Pfizer and Moderna arrive in Canada

Residents and staff dance during an Easter concert for vaccinated residents at the Ararat Nursing Facility in Los Angeles, CA (Mario Tama/Getty Images)

What it’s like to return to ‘normal’: Awkwardness, uncertainty and moments of overwhelming joy

Adnan R. Khan lives in Cambridge, Mass. where more than half of adults are fully vaccinated. He describes the city’s reopening, which was not exactly the celebratory fanfare some might have expected.

A man arrives at a COVID-19 vaccination clinic in Montreal, on Tuesday, June 1, 2021. THE CANADIAN PRESS/Paul Chiasson

Can AstraZeneca be tweaked so that it doesn’t lead to blood clots?

Vaxx Populi: Researchers are getting faster at recognizing, diagnosing and treating VITT, and there is hope that they’re zeroing in on what causes it

Two vials of the Pfizer-BioNTech vaccine sit on a table at a COVID-19 vaccination clinic in Halifax on Monday, May 24, 2021. THE CANADIAN PRESS/Andrew Vaughan

NACI approves mixing COVID vaccines: What you need to know

Vaxx Populi: If you got a first dose of AstraZeneca, you can choose to get an mRNA vaccine for your second dose. Pfizer and Moderna will also be interchangeable as second doses.