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
-
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
-
Health Canada approves Moderna’s latest COVID-19 vaccine
01:30 | September 17, 2024
-
Are leftover COVID-19 rapid antigen test kits still good to use?
01:56 | September 8, 2023
-
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
-
Health Canada approves Moderna’s latest COVID-19 vaccine
01:30 | September 17, 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 -
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 -
Health Canada approves Moderna’s latest COVID-19 vaccine01:30 | September 17, 2024
-
Are leftover COVID-19 rapid antigen test kits still good to use?01:56 | September 8, 2023
-
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
-
Health Canada approves Moderna’s latest COVID-19 vaccine01:30 | September 17, 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
-
Business Matters: Ottawa encourages Canadian companies to use Chinese selling platforms2:345 hours ago -
Health Matters: Passengers disembark norovirus-hit cruise ship2:195 hours ago -
Hantavirus outbreak: Canada now considers all passengers, crew of MV Hondius to be ‘high-risk’3:494 hours ago -
Canada expands defence partnerships during Gulf visit3:536 hours ago -
Carney calls Honda’s decision to suspend Ontario EV plant “disappointing”0:546 hours ago -
Doubling the capacity for Canada’s electricity grid ‘won’t be easy,’ Carney says1:216 hours ago -
Trump seeks greater China cooperation, invites Xi to White House3:107 hours ago -
Hansen, Artemis II crew meet Carney during Ottawa visit2:0019 hours ago -
Manitoba, federal governments violated First Nations’ child welfare rights, judge rules1:5519 hours ago -
PWHL announces Hamilton expansion ahead of all-Canadian Walter Cup Finals1:5520 hours ago
Advertisement
Top News
-
U.S DEA once again blames Canada for illegal fentanyl imports1:5619 hours ago -
Business Matters: Trump arrives in China for two-day summit with Xi2:291 day ago -
Health Matters: More than 1700 passengers confined to cruise ship near France due to suspected norovirus outbreak2:051 day ago -
Separatist leader behind voter list leak ‘not cooperating’: Elections Alberta2:011 day ago -
‘No sign’ of larger hantavirus outbreak: WHO1:531 day ago -
Starmer vows to stay on as British PM despite growing resignation calls1:562 days ago -
Business Matters: Canada well-positioned to deal with global fertilizer shortage2:132 days ago -
Japanese snack giant Calbee switches to monochrome packaging amid Iran-related ink shortage0:422 days ago -
Dutch painting recovered after it was stolen from Jewish art collector in WWII0:252 days ago -
5 countries boycotting Eurovision over Israel’s participation2:052 days ago
Sponsored Content
Global National
-
Global National: May 1321:4620 hours ago -
Global National: May 1218:202 days ago -
Global National: May 1122:003 days ago -
Global National: May 1021:354 days ago -
Global National: May 921:475 days ago -
Global National: May 722:087 days ago -
Global National: May 621:371 week ago -
Global National: May 522:011 week ago -
Global National: May 422:031 week ago -
Global National: May 321:202 weeks ago
Trending
-
Global News at 6:00 Toronto: May 13, 202624:3720 hours ago -
‘Pearson is a disaster’: Poilievre backs Toronto island airport expansion2:292 weeks ago -
Toronto council pushes to keep FIFA Fan Fest free, but challenges remain2:013 weeks ago -
Toronto fire crews melt Drake ice sculpture2:163 weeks ago -
Toronto man who killed 2 strangers 2 days apart found guilty of first-degree murder2:063 weeks ago -
Toronto kicks-off spring cleanup campaign1:393 weeks ago
Canada
-
Doubling the capacity for Canada’s electricity grid ‘won’t be easy,’ Carney says1:216 hours ago -
Hansen, Artemis II crew meet Carney during Ottawa visit2:0019 hours ago -
Manitoba, federal governments violated First Nations’ child welfare rights, judge rules1:5519 hours ago -
Hantavirus: More Canadians in isolation after cruise exposure1:4419 hours ago -
Alberta, Ottawa clear hurdle for new pipeline to B.C.2:0719 hours ago -
Danielle Smith says province to appeal Alberta judge’s ruling against separation petition3:5619 hours ago -
Child dead, mother arrested after police descend on Toronto home2:3219 hours ago -
Danielle Smith rejects judge’s ruling to quash Alberta separatism petition as ‘anti-democratic’3:0419 hours ago -
Federal government restricts entry for passengers and crew of MV Hondius2:0019 hours ago -
Dior gown worn by Celine Dion at 2024 Paris Olympics on display in Montreal0:371 day ago
U.S. News
-
U.S. indicts 2 foreign operators, individual in 2024 collapse of Baltimore’s Francis Scott Key Bridge3:1223 hours ago -
Tennessee man wanted for sex crimes against minors in U.S. arrested in Winnipeg0:361 day ago -
Epstein survivors deliver powerful testimony, allege authorities victimized them all over again3:512 days ago -
California mayor resigns, will plead guilty to being an agent for China1:532 days ago -
Lynette Hooker: U.S. investigators seize sailboat as questions swirl about U.S. woman missing in the Bahamas1:222 days ago -
Canadian travel to U.S. up slightly, ending 15 month slide: StatCan1:532 days ago -
Video shows moment person sucked into engine of plane taking off from Denver International Airport2:203 days ago -
6 people found dead in a cargo train boxcar in Texas0:293 days ago -
Man charged in White House correspondents’ dinner attack pleads not guilty0:473 days ago -
U.S. releases files on UFOs, decades of sightings revealed1:506 days ago
Advertisement
World
-
Michael Bociurkiw to give keynote address at Kyiv Konnection Banquet6:145 hours ago -
Hantavirus: More Canadians in isolation after cruise exposure1:4419 hours ago -
What are Trump, Xi’s goals for high-stakes China summit?1:4620 hours ago -
Former Mountie cleared of foreign interference charges2:0019 hours ago -
Business Matters: Trump arrives in China for two-day summit with Xi2:291 day ago -
Health Matters: More than 1700 passengers confined to cruise ship near France due to suspected norovirus outbreak2:051 day ago -
BC Place upgrades unveiled2:202 days ago -
‘No sign’ of larger hantavirus outbreak: WHO1:531 day ago -
Trump heads to China for high-stakes summit with Xi1:542 days ago -
Vancouver’s FIFA bylaws kick off Wednesday2:122 days ago
Politics
-
University of Alberta political science professor weighs in on petition ruling5:305 hours ago -
U.S. President Trump’s visit to China8:166 hours ago -
U.K. Prime Minister Keir Starmer’s political future in doubt8:416 hours ago -
Canada expands defence partnerships during Gulf visit3:536 hours ago -
Doubling the capacity for Canada’s electricity grid ‘won’t be easy,’ Carney says1:216 hours ago -
New Brunswick streamlines mining approval processes in new legislation2:107 hours ago -
Trump seeks greater China cooperation, invites Xi to White House3:107 hours ago -
Mayor Andy Fillmore5:4710 hours ago -
B.C. Ferries summer plan2:5619 hours ago -
Manitoba, federal governments violated First Nations’ child welfare rights, judge rules1:5519 hours ago
Health and Wellness
-
Federal government restricts entry for passengers and crew of MV Hondius2:0019 hours ago -
Protecting children from window and balcony falls4:441 day ago -
BC nurses vote 98.2% in favour of a strike3:011 day ago -
Public health risk remains low in global hantavirus outbreak: WHO1:432 days ago -
Ontario’s auditor general says she asked her doctor to double-check AI scribe transcript0:412 days ago -
Health Matters: Health Canada issues warning for infant self-feeding devices2:102 days ago -
Healthy Living: Insomnia factors and sleep quality4:322 days ago -
Doctors reiterate hantavirus ‘very different disease’ from COVID-191:582 days ago -
Report: Hospital underfunding causing longer wait times2:033 days ago -
Health Matters: Pregnant people with endometriosis face slightly higher risk of having a child with birth defects, study says2:333 days ago
Advertisement
Investigative News
-
Difficult efforts to revoke Canadian citizenship of man convicted of terrorism offence2:232 days ago -
Atlantic Ocean currents could collapse sooner than expected, scientists warn1:533 weeks ago -
How ‘manosphere’ groups target women, share sexual exploits online1:583 weeks ago -
Report: Lytton wildfire rebuild lacked framework2:152 months ago -
Deportation hearing begins for alleged Iranian regime official1:382 months ago -
Deportation hearing for suspected high-ranking Iranian official living in Canada held behind closed doors0:453 months ago -
Battling extortion violence in Surrey7:133 months ago -
Fighting the addictions crisis in northern Manitoba’s Nisichawayasihk Cree Nation5:025 months ago -
‘They can shoot me’: Fear-stricken Ontario family speaks after Bishnoi gang violence in Canada2:515 months ago -
Government responds to allegations of widespread fraud at Social Development and Poverty Reduction ministry3:305 months ago
News Bloopers
-
‘Amoosing’ cow leaves Global News Morning crew in stitches1:595 months ago -
‘Can’t use that on TV’: Watch a Global News reporter jump from the highest bungee jump in Canada0:3713 months ago -
Black bear in tree has rough landing after being tranquilized at Halifax-area park0:4920 months ago -
Edmonton, B.C. morning show hosts settle NHL playoff bet3:0524 months ago -
‘You can’t make this stuff up:’ Loud clap of thunder interrupts live TV segment at pivotal moment0:2531 months ago -
Fun times? Global News personalities help clear snow in search of ‘fun’ story2:0042 months ago -
‘Buzzworthy moment’: Colin D’Mello recaps Doug Ford accidentally swallowing a bee1:5745 months ago -
‘Did you just call me daddy?’: Morning show hosts can’t hold back laughter after on-air mixup1:1545 months ago -
B.C. dad hoping to see his cloud photo on TV get his wish following viral TikTok campaign2:1249 months ago -
Bloopers: Phil Darlington slips, slides and falls in these Our Winter City outtakes1:3843 months ago