COVID-19: Herd immunity explained
Videos
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COVID-19: Herd immunity explained
01:43 | May 8, 2021
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COVID-19: Canada’s 6th wave has plateaued or is post-peak in some areas, Tam says
01:10 | May 6, 2022
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2 new Omicron sub-variants discovered as COVID-19 cases continue to decline globally: WHO
02:29 | May 4, 2022
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COVID-19: Canada’s top doctor recommends still wearing masks as BA.2 variant fuels 6th wave
02:04 | April 12, 2022
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Trucker convoy: Protesters adorn Terry Fox statue with pro-trucker slogans, Canadian flag
02:18 | January 29, 2022
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Trucker convoy: Blaring horns, cheers as hundreds descend on Parliament
03:06 | January 29, 2022
-
Trucker convoy: Horns blare outside Parliament as trucker protest assembles
01:06 | January 29, 2022
-
Trucker convoy: Fireworks, cheers see off convoy headed to Ottawa from New Brunswick
02:38 | January 29, 2022
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Trucker convoy arrives in Ottawa to protest COVID-19 vaccine mandates
03:19 | January 29, 2022
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COVID-19: No new restrictions in Alberta, Saskatchewan to slow Omicron spread
02:07 | December 31, 2021
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Unprecedented COVID-19 case numbers could change protocols
02:22 | December 30, 2021
-
U.S. COVID-19 Omicron variant spread dampens new year cheer
02:02 | December 29, 2021
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Quebec to allow some COVID-19 infected health workers to stay on job
02:04 | December 28, 2021
-
U.K. nations except England tighten COVID-19 rules
01:45 | December 28, 2021
-
COVID-19: CDC reduces quarantine guidelines as Omicron cases surge
01:52 | December 28, 2021
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Bringing your Omicron questions to a physician
06:56 | December 5, 2021
-
Arrival tests may come for U.S. travel if Omicron presence increases: Alghabra
12:17 | December 5, 2021
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Canadians should not get hung up on primary COVID-19 vaccines vs. booster shots, NACI says
05:09 | December 3, 2021
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Immunization against COVID-19 should remain top priority: NACI
00:53 | December 3, 2021
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NACI recommends longer interval between COVID-19 vaccine doses, Pfizer preferred over Moderna for Canadians aged 12-29
01:14 | December 3, 2021
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NACI ‘strongly’ recommends COVID-19 vaccine booster for Canadians aged 50+, ‘may’ be offered to those aged 18-49
02:03 | December 3, 2021
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Trudeau defends role in removing vaccine barriers as Omicron variant threatens fight against COVID-19
01:17 | December 1, 2021
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COVID-19: South Africa calls for calm over international response to Omicron variant
02:20 | November 28, 2021
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Unvaccinated soldiers put others at risk: Gen. Eyre
12:12 | November 28, 2021
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Europe once again the epicentre of the COVID-19 pandemic
02:00 | November 14, 2021
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47 million Americans have been infected with COVID-19
01:58 | November 13, 2021
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Yukon becomes new COVID-19 hotspot in Canada
02:22 | November 13, 2021
-
COVID-19: Canada may be in for a ‘bumpy ride’ through winter, Tam says
04:00 | November 5, 2021
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G20 summit: Freeland says Canada to donate 200M doses of COVID-19 vaccines by end of 2022
01:50 | October 30, 2021
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Trudeau says Canada doing its part to help poorer nations access COVID-19 vaccines
01:17 | October 29, 2021
-
Disobeying clear vaccine policies seen as noncompliance in EI claims: Qualtrough
07:24 | October 24, 2021
-
People with allergic reaction to 1st COVID vaccine can ‘safely receive future doses’: NACI
02:57 | October 22, 2021
-
COVID-19: Herd immunity explained
01:43 | May 8, 2021
-
COVID-19: Canada’s 6th wave has plateaued or is post-peak in some areas, Tam says
01:10 | May 6, 2022
-
2 new Omicron sub-variants discovered as COVID-19 cases continue to decline globally: WHO
02:29 | May 4, 2022
-
COVID-19: Canada’s top doctor recommends still wearing masks as BA.2 variant fuels 6th wave
02:04 | April 12, 2022
-
Trucker convoy: Protesters adorn Terry Fox statue with pro-trucker slogans, Canadian flag
02:18 | January 29, 2022
-
Trucker convoy: Blaring horns, cheers as hundreds descend on Parliament
03:06 | January 29, 2022
-
Trucker convoy: Horns blare outside Parliament as trucker protest assembles
01:06 | January 29, 2022
-
Trucker convoy: Fireworks, cheers see off convoy headed to Ottawa from New Brunswick
02:38 | January 29, 2022
-
Trucker convoy arrives in Ottawa to protest COVID-19 vaccine mandates
03:19 | January 29, 2022
-
COVID-19: No new restrictions in Alberta, Saskatchewan to slow Omicron spread
02:07 | December 31, 2021
-
Unprecedented COVID-19 case numbers could change protocols
02:22 | December 30, 2021
-
U.S. COVID-19 Omicron variant spread dampens new year cheer
02:02 | December 29, 2021
-
Quebec to allow some COVID-19 infected health workers to stay on job
02:04 | December 28, 2021
-
U.K. nations except England tighten COVID-19 rules
01:45 | December 28, 2021
-
COVID-19: CDC reduces quarantine guidelines as Omicron cases surge
01:52 | December 28, 2021
-
Bringing your Omicron questions to a physician
06:56 | December 5, 2021
-
Arrival tests may come for U.S. travel if Omicron presence increases: Alghabra
12:17 | December 5, 2021
-
Canadians should not get hung up on primary COVID-19 vaccines vs. booster shots, NACI says
05:09 | December 3, 2021
-
Immunization against COVID-19 should remain top priority: NACI
00:53 | December 3, 2021
-
NACI recommends longer interval between COVID-19 vaccine doses, Pfizer preferred over Moderna for Canadians aged 12-29
01:14 | December 3, 2021
-
NACI ‘strongly’ recommends COVID-19 vaccine booster for Canadians aged 50+, ‘may’ be offered to those aged 18-49
02:03 | December 3, 2021
-
Trudeau defends role in removing vaccine barriers as Omicron variant threatens fight against COVID-19
01:17 | December 1, 2021
-
COVID-19: South Africa calls for calm over international response to Omicron variant
02:20 | November 28, 2021
-
Unvaccinated soldiers put others at risk: Gen. Eyre
12:12 | November 28, 2021
-
Europe once again the epicentre of the COVID-19 pandemic
02:00 | November 14, 2021
-
47 million Americans have been infected with COVID-19
01:58 | November 13, 2021
-
Yukon becomes new COVID-19 hotspot in Canada
02:22 | November 13, 2021
-
COVID-19: Canada may be in for a ‘bumpy ride’ through winter, Tam says
04:00 | November 5, 2021
-
G20 summit: Freeland says Canada to donate 200M doses of COVID-19 vaccines by end of 2022
01:50 | October 30, 2021
-
Trudeau says Canada doing its part to help poorer nations access COVID-19 vaccines
01:17 | October 29, 2021
-
Disobeying clear vaccine policies seen as noncompliance in EI claims: Qualtrough
07:24 | October 24, 2021
-
People with allergic reaction to 1st COVID vaccine can ‘safely receive future doses’: NACI
02:57 | October 22, 2021
COVID-19: Herd immunity explained
Description
May 8, 2021
Here’s how herd immunity works, and why it might be hard to achieve with COVID-19.
-
COVID-19: Herd immunity explained01:43 | May 8, 2021 -
COVID-19: Canada’s 6th wave has plateaued or is post-peak in some areas, Tam says01:10 | May 6, 2022 -
2 new Omicron sub-variants discovered as COVID-19 cases continue to decline globally: WHO02:29 | May 4, 2022 -
COVID-19: Canada’s top doctor recommends still wearing masks as BA.2 variant fuels 6th wave02:04 | April 12, 2022 -
Trucker convoy: Protesters adorn Terry Fox statue with pro-trucker slogans, Canadian flag02:18 | January 29, 2022 -
Trucker convoy: Blaring horns, cheers as hundreds descend on Parliament03:06 | January 29, 2022 -
Trucker convoy: Horns blare outside Parliament as trucker protest assembles01:06 | January 29, 2022 -
Trucker convoy: Fireworks, cheers see off convoy headed to Ottawa from New Brunswick02:38 | January 29, 2022 -
Trucker convoy arrives in Ottawa to protest COVID-19 vaccine mandates03:19 | January 29, 2022 -
COVID-19: No new restrictions in Alberta, Saskatchewan to slow Omicron spread02:07 | December 31, 2021 -
Unprecedented COVID-19 case numbers could change protocols02:22 | December 30, 2021 -
U.S. COVID-19 Omicron variant spread dampens new year cheer02:02 | December 29, 2021 -
Quebec to allow some COVID-19 infected health workers to stay on job02:04 | December 28, 2021 -
U.K. nations except England tighten COVID-19 rules01:45 | December 28, 2021 -
COVID-19: CDC reduces quarantine guidelines as Omicron cases surge01:52 | December 28, 2021 -
Bringing your Omicron questions to a physician06:56 | December 5, 2021 -
Arrival tests may come for U.S. travel if Omicron presence increases: Alghabra12:17 | December 5, 2021 -
Canadians should not get hung up on primary COVID-19 vaccines vs. booster shots, NACI says05:09 | December 3, 2021 -
Immunization against COVID-19 should remain top priority: NACI00:53 | December 3, 2021 -
NACI recommends longer interval between COVID-19 vaccine doses, Pfizer preferred over Moderna for Canadians aged 12-2901:14 | December 3, 2021 -
NACI ‘strongly’ recommends COVID-19 vaccine booster for Canadians aged 50+, ‘may’ be offered to those aged 18-4902:03 | December 3, 2021 -
Trudeau defends role in removing vaccine barriers as Omicron variant threatens fight against COVID-1901:17 | December 1, 2021 -
COVID-19: South Africa calls for calm over international response to Omicron variant02:20 | November 28, 2021 -
Unvaccinated soldiers put others at risk: Gen. Eyre12:12 | November 28, 2021 -
Europe once again the epicentre of the COVID-19 pandemic02:00 | November 14, 2021 -
47 million Americans have been infected with COVID-1901:58 | November 13, 2021 -
Yukon becomes new COVID-19 hotspot in Canada02:22 | November 13, 2021 -
COVID-19: Canada may be in for a ‘bumpy ride’ through winter, Tam says04:00 | November 5, 2021 -
G20 summit: Freeland says Canada to donate 200M doses of COVID-19 vaccines by end of 202201:50 | October 30, 2021 -
Trudeau says Canada doing its part to help poorer nations access COVID-19 vaccines01:17 | October 29, 2021 -
Disobeying clear vaccine policies seen as noncompliance in EI claims: Qualtrough07:24 | October 24, 2021 -
People with allergic reaction to 1st COVID vaccine can ‘safely receive future doses’: NACI02:57 | October 22, 2021
-
COVID-19: Herd immunity explained01:43 | May 8, 2021
-
COVID-19: Canada’s 6th wave has plateaued or is post-peak in some areas, Tam says01:10 | May 6, 2022
-
2 new Omicron sub-variants discovered as COVID-19 cases continue to decline globally: WHO02:29 | May 4, 2022
-
COVID-19: Canada’s top doctor recommends still wearing masks as BA.2 variant fuels 6th wave02:04 | April 12, 2022
-
Trucker convoy: Protesters adorn Terry Fox statue with pro-trucker slogans, Canadian flag02:18 | January 29, 2022
-
Trucker convoy: Blaring horns, cheers as hundreds descend on Parliament03:06 | January 29, 2022
-
Trucker convoy: Horns blare outside Parliament as trucker protest assembles01:06 | January 29, 2022
-
Trucker convoy: Fireworks, cheers see off convoy headed to Ottawa from New Brunswick02:38 | January 29, 2022
-
Trucker convoy arrives in Ottawa to protest COVID-19 vaccine mandates03:19 | January 29, 2022
-
COVID-19: No new restrictions in Alberta, Saskatchewan to slow Omicron spread02:07 | December 31, 2021
-
Unprecedented COVID-19 case numbers could change protocols02:22 | December 30, 2021
-
U.S. COVID-19 Omicron variant spread dampens new year cheer02:02 | December 29, 2021
-
Quebec to allow some COVID-19 infected health workers to stay on job02:04 | December 28, 2021
-
U.K. nations except England tighten COVID-19 rules01:45 | December 28, 2021
-
COVID-19: CDC reduces quarantine guidelines as Omicron cases surge01:52 | December 28, 2021
-
Bringing your Omicron questions to a physician06:56 | December 5, 2021
-
Arrival tests may come for U.S. travel if Omicron presence increases: Alghabra12:17 | December 5, 2021
-
Canadians should not get hung up on primary COVID-19 vaccines vs. booster shots, NACI says05:09 | December 3, 2021
-
Immunization against COVID-19 should remain top priority: NACI00:53 | December 3, 2021
-
NACI recommends longer interval between COVID-19 vaccine doses, Pfizer preferred over Moderna for Canadians aged 12-2901:14 | December 3, 2021
-
NACI ‘strongly’ recommends COVID-19 vaccine booster for Canadians aged 50+, ‘may’ be offered to those aged 18-4902:03 | December 3, 2021
-
Trudeau defends role in removing vaccine barriers as Omicron variant threatens fight against COVID-1901:17 | December 1, 2021
-
COVID-19: South Africa calls for calm over international response to Omicron variant02:20 | November 28, 2021
-
Unvaccinated soldiers put others at risk: Gen. Eyre12:12 | November 28, 2021
-
Europe once again the epicentre of the COVID-19 pandemic02:00 | November 14, 2021
-
47 million Americans have been infected with COVID-1901:58 | November 13, 2021
-
Yukon becomes new COVID-19 hotspot in Canada02:22 | November 13, 2021
-
COVID-19: Canada may be in for a ‘bumpy ride’ through winter, Tam says04:00 | November 5, 2021
-
G20 summit: Freeland says Canada to donate 200M doses of COVID-19 vaccines by end of 202201:50 | October 30, 2021
-
Trudeau says Canada doing its part to help poorer nations access COVID-19 vaccines01:17 | October 29, 2021
-
Disobeying clear vaccine policies seen as noncompliance in EI claims: Qualtrough07:24 | October 24, 2021
-
People with allergic reaction to 1st COVID vaccine can ‘safely receive future doses’: NACI02:57 | October 22, 2021
COVID-19: Herd immunity explained
Description
May 8, 2021
Here’s how herd immunity works, and why it might be hard to achieve with COVID-19.
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