Are leftover COVID-19 rapid antigen test kits still good to use?
Videos
-
Are leftover COVID-19 rapid antigen test kits still good to use?
01:56 | September 8, 2023
-
Thousands of Canadians injured by COVID-19 vaccines to get chance to share their stories in Ottawa
01:38 | June 7, 2026
-
Doctors reiterate hantavirus ‘very different disease’ from COVID-19
01:58 | May 11, 2026
-
Changes to U.S. CDC child vaccine recommendations spark backlash
02:12 | January 6, 2026
-
Health Matters: COVID-19 vaccine can offer protection in pregnancy, new study finds
02:30 | December 16, 2025
-
Health Matters: Rising measles cases being fueled in part by vaccine hesitancy around the world, study shows
02:34 | October 28, 2025
-
Health Matters: COVID-19 vaccine may help cancer treatments, study finds
02:17 | October 23, 2025
-
‘Freedom Convoy’ leaders Tamara Lich, Chris Barber sentenced 12 months house arrest, 6 months curfew
00:31 | October 7, 2025
-
Health Matters: Obesity on the rise among Canadian adults
02:33 | October 2, 2025
-
Quebec joins Alberta in ending free COVID-19 vaccines for some people
02:04 | September 18, 2025
-
Health Matters: COVID-19 positivity rate increasing across Canada, report shows
02:23 | September 15, 2025
-
Coldplay once hit pause on touring, but their comeback is unlike anything you’ve ever seen
04:21 | September 8, 2025
-
Camila Cabello’s ‘Familia’: Positives of the pandemic and how it inspired her Latin pop album
03:27 | August 28, 2025
-
Health Matters: What to know about the summer COVID-19 variant ‘Stratus’
02:29 | August 15, 2025
-
Crown seeks up to 8 years in prison for mischief for ‘Freedom Convoy’ organizers
01:46 | July 23, 2025
-
Health Matters: Obesity rates increased during COVID-19 pandemic
02:30 | July 14, 2025
-
Health Matters: RFK Jr. ousts vaccine advisory committee
02:10 | June 10, 2025
-
Health Matters: Gynecologists recommend COVID-19 vaccine during pregnancy, while breastfeeding
02:29 | May 29, 2025
-
Doctor reflects on five-year anniversary of Covid
05:48 | March 14, 2025
-
How life has changed 5 years after COVID-19 pandemic began
01:56 | March 11, 2025
-
Deaths from alcohol increased during COVID pandemic: study
01:42 | February 3, 2025
-
Critics push back against Alberta COVID-19 vaccine report
02:14 | January 26, 2025
-
The impact of the so-called ‘Quad-demic’
04:53 | January 17, 2025
-
U.S. presidency ‘has been the honour of my life,’ Biden says during White House toast
01:49 | November 23, 2024
-
‘Shattered the system’: Conservatives question Trudeau’s immigration policy change
03:41 | October 24, 2024
-
The Morning Show: October 18
44:27 | October 18, 2024
-
Eva Mendes cereal controversy: What you need to know about food dye
04:44 | October 18, 2024
-
CRA fires 330 employees for inappropriately claiming CERB
01:11 | October 17, 2024
-
New trial treatment hopes to restore ability to smell after COVID-19
05:59 | October 12, 2024
-
Why are more Canadians are saying no to alcohol?
05:10 | October 4, 2024
-
The Morning Show: October 4
44:28 | October 4, 2024
-
COVID-19: Canada won’t order Novavax vaccine, cites low demand
01:50 | October 2, 2024
-
Are leftover COVID-19 rapid antigen test kits still good to use?
01:56 | September 8, 2023
-
Thousands of Canadians injured by COVID-19 vaccines to get chance to share their stories in Ottawa
01:38 | June 7, 2026
-
Doctors reiterate hantavirus ‘very different disease’ from COVID-19
01:58 | May 11, 2026
-
Changes to U.S. CDC child vaccine recommendations spark backlash
02:12 | January 6, 2026
-
Health Matters: COVID-19 vaccine can offer protection in pregnancy, new study finds
02:30 | December 16, 2025
-
Health Matters: Rising measles cases being fueled in part by vaccine hesitancy around the world, study shows
02:34 | October 28, 2025
-
Health Matters: COVID-19 vaccine may help cancer treatments, study finds
02:17 | October 23, 2025
-
‘Freedom Convoy’ leaders Tamara Lich, Chris Barber sentenced 12 months house arrest, 6 months curfew
00:31 | October 7, 2025
-
Health Matters: Obesity on the rise among Canadian adults
02:33 | October 2, 2025
-
Quebec joins Alberta in ending free COVID-19 vaccines for some people
02:04 | September 18, 2025
-
Health Matters: COVID-19 positivity rate increasing across Canada, report shows
02:23 | September 15, 2025
-
Coldplay once hit pause on touring, but their comeback is unlike anything you’ve ever seen
04:21 | September 8, 2025
-
Camila Cabello’s ‘Familia’: Positives of the pandemic and how it inspired her Latin pop album
03:27 | August 28, 2025
-
Health Matters: What to know about the summer COVID-19 variant ‘Stratus’
02:29 | August 15, 2025
-
Crown seeks up to 8 years in prison for mischief for ‘Freedom Convoy’ organizers
01:46 | July 23, 2025
-
Health Matters: Obesity rates increased during COVID-19 pandemic
02:30 | July 14, 2025
-
Health Matters: RFK Jr. ousts vaccine advisory committee
02:10 | June 10, 2025
-
Health Matters: Gynecologists recommend COVID-19 vaccine during pregnancy, while breastfeeding
02:29 | May 29, 2025
-
Doctor reflects on five-year anniversary of Covid
05:48 | March 14, 2025
-
How life has changed 5 years after COVID-19 pandemic began
01:56 | March 11, 2025
-
Deaths from alcohol increased during COVID pandemic: study
01:42 | February 3, 2025
-
Critics push back against Alberta COVID-19 vaccine report
02:14 | January 26, 2025
-
The impact of the so-called ‘Quad-demic’
04:53 | January 17, 2025
-
U.S. presidency ‘has been the honour of my life,’ Biden says during White House toast
01:49 | November 23, 2024
-
‘Shattered the system’: Conservatives question Trudeau’s immigration policy change
03:41 | October 24, 2024
-
The Morning Show: October 18
44:27 | October 18, 2024
-
Eva Mendes cereal controversy: What you need to know about food dye
04:44 | October 18, 2024
-
CRA fires 330 employees for inappropriately claiming CERB
01:11 | October 17, 2024
-
New trial treatment hopes to restore ability to smell after COVID-19
05:59 | October 12, 2024
-
Why are more Canadians are saying no to alcohol?
05:10 | October 4, 2024
-
The Morning Show: October 4
44:28 | October 4, 2024
-
COVID-19: Canada won’t order Novavax vaccine, cites low demand
01:50 | October 2, 2024
Are leftover COVID-19 rapid antigen test kits still good to use?
Description
September 8, 2023
With the impending fall flu season and the continued circulation of new COVID-19 variants across the country, attention is once again turning to rapid antigen tests. Given the dwindling supply, increasing numbers of expired tests and the emergence of new COVID-19 variants in the country, the question arises: Are rapid tests still effective? Global's Katherine Ward has more.
-
Are leftover COVID-19 rapid antigen test kits still good to use?01:56 | September 8, 2023 -
Thousands of Canadians injured by COVID-19 vaccines to get chance to share their stories in Ottawa01:38 | June 7, 2026 -
Doctors reiterate hantavirus ‘very different disease’ from COVID-1901:58 | May 11, 2026 -
Changes to U.S. CDC child vaccine recommendations spark backlash02:12 | January 6, 2026 -
Health Matters: COVID-19 vaccine can offer protection in pregnancy, new study finds02:30 | December 16, 2025 -
Health Matters: Rising measles cases being fueled in part by vaccine hesitancy around the world, study shows02:34 | October 28, 2025 -
Health Matters: COVID-19 vaccine may help cancer treatments, study finds02:17 | October 23, 2025 -
‘Freedom Convoy’ leaders Tamara Lich, Chris Barber sentenced 12 months house arrest, 6 months curfew00:31 | October 7, 2025 -
Health Matters: Obesity on the rise among Canadian adults02:33 | October 2, 2025 -
Quebec joins Alberta in ending free COVID-19 vaccines for some people02:04 | September 18, 2025 -
Health Matters: COVID-19 positivity rate increasing across Canada, report shows02:23 | September 15, 2025 -
Coldplay once hit pause on touring, but their comeback is unlike anything you’ve ever seen04:21 | September 8, 2025 -
Camila Cabello’s ‘Familia’: Positives of the pandemic and how it inspired her Latin pop album03:27 | August 28, 2025 -
Health Matters: What to know about the summer COVID-19 variant ‘Stratus’02:29 | August 15, 2025 -
Crown seeks up to 8 years in prison for mischief for ‘Freedom Convoy’ organizers01:46 | July 23, 2025 -
Health Matters: Obesity rates increased during COVID-19 pandemic02:30 | July 14, 2025 -
Health Matters: RFK Jr. ousts vaccine advisory committee02:10 | June 10, 2025 -
Health Matters: Gynecologists recommend COVID-19 vaccine during pregnancy, while breastfeeding02:29 | May 29, 2025 -
Doctor reflects on five-year anniversary of Covid05:48 | March 14, 2025 -
How life has changed 5 years after COVID-19 pandemic began01:56 | March 11, 2025 -
Deaths from alcohol increased during COVID pandemic: study01:42 | February 3, 2025 -
Critics push back against Alberta COVID-19 vaccine report02:14 | January 26, 2025 -
The impact of the so-called ‘Quad-demic’04:53 | January 17, 2025 -
U.S. presidency ‘has been the honour of my life,’ Biden says during White House toast01:49 | November 23, 2024 -
‘Shattered the system’: Conservatives question Trudeau’s immigration policy change03:41 | October 24, 2024 -
The Morning Show: October 1844:27 | October 18, 2024 -
Eva Mendes cereal controversy: What you need to know about food dye04:44 | October 18, 2024 -
CRA fires 330 employees for inappropriately claiming CERB01:11 | October 17, 2024 -
New trial treatment hopes to restore ability to smell after COVID-1905:59 | October 12, 2024 -
Why are more Canadians are saying no to alcohol?05:10 | October 4, 2024 -
The Morning Show: October 444:28 | October 4, 2024 -
COVID-19: Canada won’t order Novavax vaccine, cites low demand01:50 | October 2, 2024
-
Are leftover COVID-19 rapid antigen test kits still good to use?01:56 | September 8, 2023
-
Thousands of Canadians injured by COVID-19 vaccines to get chance to share their stories in Ottawa01:38 | June 7, 2026
-
Doctors reiterate hantavirus ‘very different disease’ from COVID-1901:58 | May 11, 2026
-
Changes to U.S. CDC child vaccine recommendations spark backlash02:12 | January 6, 2026
-
Health Matters: COVID-19 vaccine can offer protection in pregnancy, new study finds02:30 | December 16, 2025
-
Health Matters: Rising measles cases being fueled in part by vaccine hesitancy around the world, study shows02:34 | October 28, 2025
-
Health Matters: COVID-19 vaccine may help cancer treatments, study finds02:17 | October 23, 2025
-
‘Freedom Convoy’ leaders Tamara Lich, Chris Barber sentenced 12 months house arrest, 6 months curfew00:31 | October 7, 2025
-
Health Matters: Obesity on the rise among Canadian adults02:33 | October 2, 2025
-
Quebec joins Alberta in ending free COVID-19 vaccines for some people02:04 | September 18, 2025
-
Health Matters: COVID-19 positivity rate increasing across Canada, report shows02:23 | September 15, 2025
-
Coldplay once hit pause on touring, but their comeback is unlike anything you’ve ever seen04:21 | September 8, 2025
-
Camila Cabello’s ‘Familia’: Positives of the pandemic and how it inspired her Latin pop album03:27 | August 28, 2025
-
Health Matters: What to know about the summer COVID-19 variant ‘Stratus’02:29 | August 15, 2025
-
Crown seeks up to 8 years in prison for mischief for ‘Freedom Convoy’ organizers01:46 | July 23, 2025
-
Health Matters: Obesity rates increased during COVID-19 pandemic02:30 | July 14, 2025
-
Health Matters: RFK Jr. ousts vaccine advisory committee02:10 | June 10, 2025
-
Health Matters: Gynecologists recommend COVID-19 vaccine during pregnancy, while breastfeeding02:29 | May 29, 2025
-
Doctor reflects on five-year anniversary of Covid05:48 | March 14, 2025
-
How life has changed 5 years after COVID-19 pandemic began01:56 | March 11, 2025
-
Deaths from alcohol increased during COVID pandemic: study01:42 | February 3, 2025
-
Critics push back against Alberta COVID-19 vaccine report02:14 | January 26, 2025
-
The impact of the so-called ‘Quad-demic’04:53 | January 17, 2025
-
U.S. presidency ‘has been the honour of my life,’ Biden says during White House toast01:49 | November 23, 2024
-
‘Shattered the system’: Conservatives question Trudeau’s immigration policy change03:41 | October 24, 2024
-
The Morning Show: October 1844:27 | October 18, 2024
-
Eva Mendes cereal controversy: What you need to know about food dye04:44 | October 18, 2024
-
CRA fires 330 employees for inappropriately claiming CERB01:11 | October 17, 2024
-
New trial treatment hopes to restore ability to smell after COVID-1905:59 | October 12, 2024
-
Why are more Canadians are saying no to alcohol?05:10 | October 4, 2024
-
The Morning Show: October 444:28 | October 4, 2024
-
COVID-19: Canada won’t order Novavax vaccine, cites low demand01:50 | October 2, 2024
Are leftover COVID-19 rapid antigen test kits still good to use?
Description
September 8, 2023
With the impending fall flu season and the continued circulation of new COVID-19 variants across the country, attention is once again turning to rapid antigen tests. Given the dwindling supply, increasing numbers of expired tests and the emergence of new COVID-19 variants in the country, the question arises: Are rapid tests still effective? Global's Katherine Ward has more.
National News
-
Health Matters: Health Canada approves Zepbound to treat obstructive sleep apnea2:235 hours ago -
The Scientific Reason Why Musicians Sing with Their Eyes Closed0:515 hours ago -
Competition Bureau expands probe of Sobeys owner’s use of property controls0:385 hours ago -
2026 World Cup keeps delivering history-making performances1:5718 hours ago -
Polarizing ‘Piss Christ’ photo on display at Fredericton art gallery1:4918 hours ago -
Why Calgary is wrangling in late night Stampede noise1:5118 hours ago -
Los Angeles warehouse fire sparks toxic smoke fears1:3221 hours ago -
Heat records smashed in parts of Europe1:4721 hours ago -
Montreal shooting suspect manifesto aligns with incel movement, experts say2:076 hours ago -
Alberta man named as Montreal shooting suspect2:396 hours ago
Advertisement
Top News
-
2026 World Cup keeps delivering history-making performances1:5718 hours ago -
Rubio works to sell US-Iran peace deal to allies in Gulf visit1:5221 hours ago -
Croatia to take on Panama in Toronto FIFA World Cup match2:5923 hours ago -
High-flying SpaceX stock comes back to Earth2:381 day ago -
Israel smuggled tens of thousands of Starlink systems into Iran, former PM claims0:461 day ago -
BC Premier David Eby says he remains committed to working for BC1:511 day ago -
‘British prime ministers don’t last very long’: Londoners react to Starmer’s resignation1:272 days ago -
Heatwave across Europe has tourists, residents desperate to stay cool2:322 days ago -
Top News: Inflation in Canada jumps to 3.2% year-over-year in May2:042 days ago -
2 RCMP officers shot after standoff at home in Melville, Saskatchewan1:192 days ago
Sponsored Content
Global National
-
Global National: June 2321:4821 hours ago -
Global National: June 2222:022 days ago -
Global National: June 2122:102 days ago -
Global National: June 2022:124 days ago -
Global National: June 1922:065 days ago -
Global National: June 1822:306 days ago -
Global National: June 1721:297 days ago -
Global National: June 1622:111 week ago -
Global National: June 1522:251 week ago -
Global National: June 1422:031 week ago
Trending
-
Global News at 6 Toronto: June 23, 202623:1622 hours ago -
Toronto mayor welcomes FIFA decision to allow soft water bottles at World Cup matches0:473 weeks ago -
Olivia Chow finally confirms she’s running for a second term at Toronto’s Mayor2:294 weeks ago -
Toronto council pushes to keep FIFA Fan Fest free, but challenges remain2:012 months ago -
Toronto fire crews melt Drake ice sculpture2:162 months ago -
Toronto man who killed 2 strangers 2 days apart found guilty of first-degree murder2:061 week ago -
Toronto kicks-off spring cleanup campaign1:392 months ago -
Toronto man found guilty of murdering husband in 20212:051 week ago -
U.S. consulate in Toronto hit by gunfire, police declare national security incident1:513 months ago -
Metrolinx sheds 400-plus consultants, some move to become VPs3:534 months ago
Canada
-
Alberta man named as Montreal shooting suspect2:396 hours ago -
Minister Champagne reminds U.S. that ‘Canada is your 1st customer’1:041 day ago -
Mike Babcock grateful to join Edmonton Oilers as head coach3:121 day ago -
‘You can feel the pain’: Montreal mayor visits neighbourhood impacted by fatal shooting4:091 day ago -
Is it ‘soccer’ or is it ‘football’?1:411 day ago -
Tourism Sask. photo contest capturing wonders of the province4:041 day ago -
Peterborough remains a key stop as Alto adds Kingston as potential stop on high-speed rail route2:131 day ago -
Calgary city council expected to debate noise rules for Stampede tents2:072 days ago -
Canada sees highest inflation rate in more than two years1:462 days ago -
Manitoba’s Glenn Joyal nominated as new Supreme Court of Canada justice1:102 days ago
U.S. News
-
Rubio works to sell US-Iran peace deal to allies in Gulf visit1:5221 hours ago -
Ransom note linked to Nancy Guthrie’s disappearance claims she has died1:371 day ago -
U.S. says progress made on first day of talks with Iran1:472 days ago -
Alan Greenspan, former U.S. Federal Reserve chair, dead at 1000:401 day ago -
Iran closes Strait of Hormuz again, Vance to negotiate with Iranian officials2:064 days ago -
Trump’s ‘American flag blue’ reflecting pool turns shade of boggish green1:494 days ago -
Barack and Michelle Obama greet visitors at opening of his presidential center in Chicago0:255 days ago -
Trump unveils new Air Force One, ‘world’s most luxurious plane,’ gifted by Qatar3:094 days ago -
Carney says it’s ‘no secret’ Trump dislikes CUSMA after threat to terminate it1:275 days ago
Advertisement
World
-
Downtown businesses tap into World Cup fever5:286 hours ago -
2026 World Cup keeps delivering history-making performances1:5718 hours ago -
Heat records smashed in parts of Europe1:4721 hours ago -
This is BC: Vancouver’s soccer hub for almost 50 years2:2618 hours ago -
Eby preparing for trade mission to China2:0618 hours ago -
Europe could be in for record setting temperatures this summer1:5822 hours ago -
U.K.’s Labour Party will reset with a new leader6:141 day ago -
New Zealand midfielder makes history at FIFA World Cup6:101 day ago -
Israel smuggled tens of thousands of Starlink systems into Iran, former PM claims0:461 day ago -
Starmer to resign, paving way for 7th British prime minister in 10 years2:172 days ago
Politics
-
Arctic roads, nuclear repository could be designated as Canada’s 1st national interest projects3:515 hours ago -
Why Calgary is wrangling in late night Stampede noise1:5118 hours ago -
Granville car-free post World Cup?1:3018 hours ago -
Judge rejects application to stop closure of Vancouver Aquatic Centre2:0318 hours ago -
No water restrictions for Point Roberts2:0918 hours ago -
Eby preparing for trade mission to China2:0618 hours ago -
SaskPower reports annual loss despite $187M grant from CIC1:517 hours ago -
Rebrand sacked, EMS change halted: Alberta government changes course on health-care decisions1:5523 hours ago -
Lethbridge officials optimistic about integrated fire, EMS update1:4522 hours ago -
Provincial Auditor’s report cranks up the heat on the SPSA’s wildfire response strategy2:0618 hours ago
Health and Wellness
-
Health Matters: Health Canada approves Zepbound to treat obstructive sleep apnea2:235 hours ago -
Health Matters: Portable hook-on chair recalled2:241 day ago -
Indoor heat safety continues to be a challenge in some B.C. residential buildings4:4922 hours ago -
More than 1,000 confirmed cases of Ebola in DRC1:212 days ago -
Manitoba touts increase in hip and knee surgeries0:514 days ago -
WHO warns Ebola spread could eclipse worst outbreak in history2:015 days ago -
ALS Awareness Month5:115 days ago -
Report calls for revamp of Manitoba’s disability support system1:225 days ago
Advertisement
Investigative News
-
More details about extortion-related convictions2:181 week ago -
Difficult efforts to revoke Canadian citizenship of man convicted of terrorism offence2:231 month ago -
Justice dismisses attempts to block disposal of Robert Pictkon evidence2:042 months ago -
Atlantic Ocean currents could collapse sooner than expected, scientists warn1:532 months ago -
How ‘manosphere’ groups target women, share sexual exploits online1:582 months ago -
Deportation hearing begins for alleged Iranian regime official1:383 months ago -
Deportation hearing for suspected high-ranking Iranian official living in Canada held behind closed doors0:455 months ago -
Battling extortion violence in Surrey7:135 months ago -
Fighting the addictions crisis in northern Manitoba’s Nisichawayasihk Cree Nation5:026 months ago -
‘They can shoot me’: Fear-stricken Ontario family speaks after Bishnoi gang violence in Canada2:516 months ago
News Bloopers
-
‘Amoosing’ cow leaves Global News Morning crew in stitches1:596 months ago -
‘Can’t use that on TV’: Watch a Global News reporter jump from the highest bungee jump in Canada0:3714 months ago -
Black bear in tree has rough landing after being tranquilized at Halifax-area park0:4921 months ago -
Edmonton, B.C. morning show hosts settle NHL playoff bet3:0525 months ago -
‘You can’t make this stuff up:’ Loud clap of thunder interrupts live TV segment at pivotal moment0:2533 months ago -
Fun times? Global News personalities help clear snow in search of ‘fun’ story2:0044 months ago -
‘Buzzworthy moment’: Colin D’Mello recaps Doug Ford accidentally swallowing a bee1:5746 months ago -
‘Did you just call me daddy?’: Morning show hosts can’t hold back laughter after on-air mixup1:1547 months ago -
B.C. dad hoping to see his cloud photo on TV get his wish following viral TikTok campaign2:1250 months ago -
Bloopers: Phil Darlington slips, slides and falls in these Our Winter City outtakes1:3844 months ago