The announcement came on the same day Toronto reported its first school staff member to die after contracting COVID-19. Some experts say such expectations are misplaced.
Canada is reportedly in talks with other governments in potential plans to donate extra doses of COVID-19 vaccines to lower-income countries.
A nationwide state of emergency to combat the spread of the virus came into force last week, with measures including a night-time curfew and a half-day lockdown on weekend days, and is due to last until November 23, but is likely to be extended.
The number of people who've recovered from the virus is 16,914. It is expected most of the early vaccines will require two doses. Will vaccines offer the same protection to everyone? We do not accept any responsibility or liability for the accuracy, content, images, videos, licenses, completeness, legality, or reliability of the information contained in this article. Support workers who don't provide direct resident care will have to verbally attest to testing negative for COVID-19 with no subsequent positive test result in the past two weeks.
"I don't think we're there yet. Herd immunity refers to community protection, not to how an individual is protected".
"We need to keep the health care system accessible to all patients, whether they have COVID or not".
"The next step will be to see if this translates into protection from the disease itself". "That's the point of it".
Ontario Premier Doug Ford says he will announce new restrictions for COVID-19 hot spots on Friday. Quebec has not had this many people in hospital with the disease since mid-June.
For instance, herd immunity from highly contagious measles, with an estimated R value of 12 or higher, will kick in only if 92% or more within a group are immune. "We and it's not a competition with the other developers", Oxford's Pollard said, adding that AstraZeneca would release headline efficacy data before it was published in an academic journal. Last week, Pfizer said its vaccine was shown to be more than 90 percent effective. "It is natural that the vaccine distribution would have to be prioritized". But it can not be ruled out that people will still catch the SARS-CoV-2 virus and pass it on to others unnoticed.
"If all goes well... we'll have a suite of vaccines available, and if we get delivery of those vaccines, I certainly can anticipate that as the year goes on ..."
There are 44,493 COVID-19 tests still under investigation. The first are healthcare workers, then people above 65 years of age followed by people aged between 50 and 65 and lastly, people below 50 years with underlying conditions.