coronavirus, health officials said. COVID-19 vaccine tracker: How many Canadians are vaccinated? In a tweet on Monday, Canada’s top doctor Theresa Tam said the new, more transmissible variants of the coronavirus “continue to increase across Canada and worldwide, bringing new challenges for COVID-19 control.”#COVID19 key concerns in #Canada: #VariantsOfConcern continue to increase across Canada and worldwide, bringing new challenges for COVID-19 control, but advancements in testing, vaccine programs & public health measures are helping.
https://t.co/uFggdyDLjZ— Dr. Theresa Tam (@CPHO_Canada) March 22, 2021“But advancements in testing, vaccine programs & public health measures are helping,” she wrote.Tam said to date, Canada has seen 5,154.