mRNA

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
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.