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COVID-19 Delta variant in Canada: FAQ on origins, hotspots and vaccine protection

The emergence of variants of concern in late 2020 marked a shift in the COVID-19 pandemic. (Shutterstock)

COVID-19 Delta variant in Canada: FAQ on origins, hotspots and vaccine protection

The emergence of variants of concern in late 2020 marked a shift in the COVID-19 pandemic. (Shutterstock)

COVID-19 Delta variant in Canada: FAQ on origins, hotspots and vaccine protection

The emergence of variants of concern in late 2020 marked a shift in the COVID-19 pandemic. (Shutterstock)

COVID-19 Delta variant in Canada: FAQ on origins, hotspots and vaccine protection

The emergence of variants of concern in late 2020 marked a shift in the COVID-19 pandemic. (Shutterstock)

The acceleration of the Delta variant around the world is raising questions about its origin, transmissibility, hotspots and potential for vaccine resistance.

Jason Kindrachuk, University of Manitoba and Souradet Shaw, University of Manitoba

The emergence of variants of concern in late 2020 hearkened a shift in the COVID-19 pandemic as “variants” entered the public lexicon. The acceleration of the Delta variant around the world is raising questions about its origin, transmissibility, hotspots and potential for vaccine resistance.

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