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Parents nervous, relieved as B.C., Alberta students return to class
Some parents are relieved, but nervous, as students in B.C. and Alberta returned to in-class learning after an extended holiday break, while petitions in other provinces push to get students back to school safely.
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COVID-19: How long does immunity last after Omicron?
Dr. Peter Juni, scientific director of Ontario's COVID-19 Science Advisory Table, talks to Andrew Chang about how long immunity may last after acquiring the Omicron variant and its impact on if people can transmit the virus.
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Mixed advice over timing for booster after Omicron recovery
People who’ve recovered from the Omicron variant are hearing mixed advice about when they should receive their COVID-19 booster shot – shortly after recovery or several weeks later.
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Drop in 2-dose protection underscores need for accelerated booster campaign
Dr. Peter Jüni, the scientific director of Ontario's COVID-19 Science Advisory Table and professor of medicine and epidemiology at the University of Toronto, says COVID-19 vaccines still provide protection 'against serious outcomes' and...
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Protection against Omicron plummets with only two vaccinations, Ontario data shows
Data from the Ontario COVID-19 Science Advisory Table shows that protection against the Omicron variant plummets with only two vaccine doses. Nonetheless, experts say any number of vaccinations is better than none.
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Am I contagious? Questions answered on isolation period and testing
Infectious diseases specialist Dr. Isaac Bogoch breaks down isolation recommendations, testing, and how waning immunity is impacting hospitals.
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Canadians face delays for regular PCR and rapid COVID-19 tests
Canadians are facing lengthy delays for both regular PCR and rapid tests for COVID-19 as Omicron cases spike across the country. And while some provinces are distributing free take-home tests, there aren’t enough to go around.
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Coronavirus numbers much higher than recorded, say experts
Epidemiologists Dr. Peter Jüni and the U.K.'s John Edmunds say the number of COVID-19 cases is vastly undercounted. They also say global co-operation among experts is helping inform them faster about the rapidly evolving coronavirus....
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Omicron does not appear to be less severe than Delta, says U.K. epidemiologist
While some health officials have said Omicron seems milder than previous variants of the coronavirus, British epidemiologist, Dr. John Edmunds says there is no evidence of that, but vaccinations appear to blunt its effect.(Evan Mitsui/CBC)
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Quebec restrictions too late to stop explosive growth of coronavirus, says expert
Daily cases of COVID-19 are likely to be above 10,000 in Quebec by Boxing Day because the government didn't move quickly enough to restrict contacts, says infectious disease specialist Dr. Matthew Oughton. 'You have to move immediately,'...
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UK reports another record daily COVID cases
UK reported 88,376 new coronavirus cases on Thursday, a second consecutive record daily tally.
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South Africa seeing explosive growth in coronavirus, says specialist
South Africa has only been able to sequence a small number of new COVID-19 cases amid the rapidly rising numbers, but most of the the sequenced cases are the new variant omicron, says infectious disease specialist Dr. Anne von Gottberg....
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As COVID cases rise, Europe eyes boosters and compulsory vaccination
Europe is now the epicentre of the coronavirus pandemic - with countries seeing record-high case counts and shortages of intensive care beds.
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Brussels urges caution despite strong economic growth forecasts
The EU Commissioner for the Economy Paolo Gentiloni delivered the European Semester Autumn Package on Wednesday. While he insisted that the worst is behind us, he still warned against the possible negative effects of the pandemic on the...
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Austria imposes full COVID lockdown, makes vaccination mandatory
Austria becomes first western European nation to reimpose broad and strict measures as virus cases hit fresh records.
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Global poultry industry on high alert after bird flu outbreaks
New outbreaks of bird flu have been reported across Europe and Northern Asia.
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Omicron: What do we know about the new COVID 'variant of concern'
The World Health Organization says the new Omicron strain of COVID-19 poses a 'very high' risk, but that much is still unknown about it. Here's what we know so far.
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Contaminated medical devices lead to severe heart infections, debilitating illness
A class-action lawsuit alleges hospitals weren’t adequately warned about contaminated medical equipment from Germany, which caused severe bacterial heart infections after surgery leading to potentially debilitating and lethal illnesses.
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Tam says COVID-19 booster shot not required for general population right now
Dr. Theresa Tam, Canada's chief public health officer, says there is no evidence at this time of any widespread reduction in protection for those who have received their COVID-19 vaccines.
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COVID-19 declining in Ontario, expert says
Coronavirus numbers appear to have peaked and are dropping in Ontario, but the trajectory for the pandemic is not clear, says Dr. Peter Jüni, director of the province's COVID-19 science advisory table
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Kyiv pediatric doctor discusses the human cost of Russia's war on Ukraine
Neurosurgeon Dr. Dymtro Ishchenko describes the scene at Ukraine's largest children's hospital, where the severely ill are treated in the basement to shield them from Russian bombardments.
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Vaccine mandate for health-care workers necessary to protect vulnerable populations, expert says
Dr. Peter Jüni, a member of Ontario's COVID-19 Science Advisory Table, says a COVID-19 vaccine mandate for Ontario health-care workers is necessary to help protect hospital patients and residents of long-term care homes.
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Breakthrough COVID-19 cases bring confusion, concern
They only account for roughly 30 per cent of COVID-19 cases, but breakthrough infections are happening. The situation is confusing to the fully vaccinated who got the virus, and experts say the cases may be a worrisome signal.
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Toronto parents organize rapid COVID-19 testing for school
A group of Toronto parents have spearheaded a rapid COVID-19 testing program for their children’s school because there wasn’t a provincial system in place.