Variants – COVID-19 – Government of Newfoundland and Labrador

Viruses such as SARS-CoV-2 naturally mutate or change over time. Most of these mutations do not change the characteristics of the virus. However, some mutations can affect virus characteristics in a meaningful way, leading to a variant of concern. We are most concerned about changes that affect these factors:

SARS-CoV-2 variants: National definitions, designations and public health actions Canada.ca

COVID-19 epidemiology update: Testing and variants Canada.ca

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Variants - COVID-19 - Government of Newfoundland and Labrador

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