Daily use of high-potency cannabis linked to developing psychosis: study
Videos
-
Daily use of high-potency cannabis linked to developing psychosis: study
01:11 | March 19, 2019
-
Atlantic Mi’kmaq communities at odds with Nova Scotia government over cannabis
02:03 | April 8, 2026
-
Air Canada employee swaps passenger’s luggage tags to traffic cannabis: RCMP
00:54 | March 30, 2026
-
High-potency cannabis use linked to psychosis
01:59 | August 17, 2025
-
Health Matters: High-potency, frequent cannabis use linked to risk of psychosis
01:52 | August 11, 2025
-
Regular cannabis use linked to rise in schizophrenia, ICES report says
01:58 | February 10, 2025
-
Cannabis-impaired driving on the rise in Ontario, CAA study finds
00:34 | November 28, 2024
-
New survey reveals surprising trend when it comes to Canadians and drinking alcohol
00:36 | October 3, 2024
-
Tokyo Smoke closes 29 stores, seeks creditor protection
02:02 | August 29, 2024
-
ER visits for Ontario seniors increase post-cannabis legalization, study shows
01:52 | May 21, 2024
-
Germans celebrate as country legalizes possession of small amounts of cannabis
00:36 | April 1, 2024
-
Almost 6 years after Canada legalized cannabis, most users buying from legal sources
02:02 | March 18, 2024
-
Alcohol sales are softening but cannabis is flying high, new data finds
01:30 | March 10, 2024
-
Manitoba group home currently under fire for giving teens weed
02:25 | March 8, 2024
-
Cannabis use increases anxiety risk, study shows
02:35 | February 6, 2024
-
Burning out: 5 years after legalization, Canada’s legal cannabis industry faces challenges
00:32 | October 16, 2023
-
The Morning Show: October 12
44:35 | October 12, 2023
-
Cannabis legalization linked to 94% spike in ER visits for traffic injuries: report
02:03 | September 6, 2023
-
Reminders when crossing the border this long weekend
03:15 | July 1, 2023
-
A fresh look at the cannabis industry in this country
05:16 | April 20, 2023
-
Inflation: Are monopolies to blame for higher prices in Canada?
09:55 | February 17, 2023
-
Why is Canada’s cannabis industry struggling to turn a profit?
09:26 | February 10, 2023
-
Biden grants pardons to all Americans convicted for simple possession of marijuana under federal law
01:33 | October 7, 2022
-
Parents should keep an open and honest line of communication with children on drug use, expert recommends
01:38 | September 3, 2022
-
Brittney Griner found guilty of drug possession, sentenced to 9 years by Russian court
05:16 | August 4, 2022
-
Peruvian police catch “narco pigeon” trying to smuggle marijuana into prison
00:57 | May 19, 2022
-
4 years after pot was legalized, Canada’s cannabis industry still faces challenges
02:04 | April 17, 2022
-
Global National: April 17
21:36 | April 17, 2022
-
Nova Scotia study finds Canada’s cannabis products routinely mislabelled
01:47 | October 16, 2021
-
Why young cannabis users may be more at risk for heart attacks
02:15 | September 11, 2021
-
Have Canadian cannabis users increased their usage during the pandemic?
04:46 | March 13, 2021
-
Canada’s cannabis industry has a diversity problem
02:40 | November 17, 2020
-
Daily use of high-potency cannabis linked to developing psychosis: study
01:11 | March 19, 2019
-
Atlantic Mi’kmaq communities at odds with Nova Scotia government over cannabis
02:03 | April 8, 2026
-
Air Canada employee swaps passenger’s luggage tags to traffic cannabis: RCMP
00:54 | March 30, 2026
-
High-potency cannabis use linked to psychosis
01:59 | August 17, 2025
-
Health Matters: High-potency, frequent cannabis use linked to risk of psychosis
01:52 | August 11, 2025
-
Regular cannabis use linked to rise in schizophrenia, ICES report says
01:58 | February 10, 2025
-
Cannabis-impaired driving on the rise in Ontario, CAA study finds
00:34 | November 28, 2024
-
New survey reveals surprising trend when it comes to Canadians and drinking alcohol
00:36 | October 3, 2024
-
Tokyo Smoke closes 29 stores, seeks creditor protection
02:02 | August 29, 2024
-
ER visits for Ontario seniors increase post-cannabis legalization, study shows
01:52 | May 21, 2024
-
Germans celebrate as country legalizes possession of small amounts of cannabis
00:36 | April 1, 2024
-
Almost 6 years after Canada legalized cannabis, most users buying from legal sources
02:02 | March 18, 2024
-
Alcohol sales are softening but cannabis is flying high, new data finds
01:30 | March 10, 2024
-
Manitoba group home currently under fire for giving teens weed
02:25 | March 8, 2024
-
Cannabis use increases anxiety risk, study shows
02:35 | February 6, 2024
-
Burning out: 5 years after legalization, Canada’s legal cannabis industry faces challenges
00:32 | October 16, 2023
-
The Morning Show: October 12
44:35 | October 12, 2023
-
Cannabis legalization linked to 94% spike in ER visits for traffic injuries: report
02:03 | September 6, 2023
-
Reminders when crossing the border this long weekend
03:15 | July 1, 2023
-
A fresh look at the cannabis industry in this country
05:16 | April 20, 2023
-
Inflation: Are monopolies to blame for higher prices in Canada?
09:55 | February 17, 2023
-
Why is Canada’s cannabis industry struggling to turn a profit?
09:26 | February 10, 2023
-
Biden grants pardons to all Americans convicted for simple possession of marijuana under federal law
01:33 | October 7, 2022
-
Parents should keep an open and honest line of communication with children on drug use, expert recommends
01:38 | September 3, 2022
-
Brittney Griner found guilty of drug possession, sentenced to 9 years by Russian court
05:16 | August 4, 2022
-
Peruvian police catch “narco pigeon” trying to smuggle marijuana into prison
00:57 | May 19, 2022
-
4 years after pot was legalized, Canada’s cannabis industry still faces challenges
02:04 | April 17, 2022
-
Global National: April 17
21:36 | April 17, 2022
-
Nova Scotia study finds Canada’s cannabis products routinely mislabelled
01:47 | October 16, 2021
-
Why young cannabis users may be more at risk for heart attacks
02:15 | September 11, 2021
-
Have Canadian cannabis users increased their usage during the pandemic?
04:46 | March 13, 2021
-
Canada’s cannabis industry has a diversity problem
02:40 | November 17, 2020
Daily use of high-potency cannabis linked to developing psychosis: study
Description
March 19, 2019
A group of London-based researchers say people in the study who used cannabis on a daily basis were more likely to have a diagnosis of first-episode psychosis compared to people who had never used cannabis.
-
Daily use of high-potency cannabis linked to developing psychosis: study01:11 | March 19, 2019 -
Atlantic Mi’kmaq communities at odds with Nova Scotia government over cannabis02:03 | April 8, 2026 -
Air Canada employee swaps passenger’s luggage tags to traffic cannabis: RCMP00:54 | March 30, 2026 -
High-potency cannabis use linked to psychosis01:59 | August 17, 2025 -
Health Matters: High-potency, frequent cannabis use linked to risk of psychosis01:52 | August 11, 2025 -
Regular cannabis use linked to rise in schizophrenia, ICES report says01:58 | February 10, 2025 -
Cannabis-impaired driving on the rise in Ontario, CAA study finds00:34 | November 28, 2024 -
New survey reveals surprising trend when it comes to Canadians and drinking alcohol00:36 | October 3, 2024 -
Tokyo Smoke closes 29 stores, seeks creditor protection02:02 | August 29, 2024 -
ER visits for Ontario seniors increase post-cannabis legalization, study shows01:52 | May 21, 2024 -
Germans celebrate as country legalizes possession of small amounts of cannabis00:36 | April 1, 2024 -
Almost 6 years after Canada legalized cannabis, most users buying from legal sources02:02 | March 18, 2024 -
Alcohol sales are softening but cannabis is flying high, new data finds01:30 | March 10, 2024 -
Manitoba group home currently under fire for giving teens weed02:25 | March 8, 2024 -
Cannabis use increases anxiety risk, study shows02:35 | February 6, 2024 -
Burning out: 5 years after legalization, Canada’s legal cannabis industry faces challenges00:32 | October 16, 2023 -
The Morning Show: October 1244:35 | October 12, 2023 -
Cannabis legalization linked to 94% spike in ER visits for traffic injuries: report02:03 | September 6, 2023 -
Reminders when crossing the border this long weekend03:15 | July 1, 2023 -
A fresh look at the cannabis industry in this country05:16 | April 20, 2023 -
Inflation: Are monopolies to blame for higher prices in Canada?09:55 | February 17, 2023 -
Why is Canada’s cannabis industry struggling to turn a profit?09:26 | February 10, 2023 -
Biden grants pardons to all Americans convicted for simple possession of marijuana under federal law01:33 | October 7, 2022 -
Parents should keep an open and honest line of communication with children on drug use, expert recommends01:38 | September 3, 2022 -
Brittney Griner found guilty of drug possession, sentenced to 9 years by Russian court05:16 | August 4, 2022 -
Peruvian police catch “narco pigeon” trying to smuggle marijuana into prison00:57 | May 19, 2022 -
4 years after pot was legalized, Canada’s cannabis industry still faces challenges02:04 | April 17, 2022 -
Global National: April 1721:36 | April 17, 2022 -
Nova Scotia study finds Canada’s cannabis products routinely mislabelled01:47 | October 16, 2021 -
Why young cannabis users may be more at risk for heart attacks02:15 | September 11, 2021 -
Have Canadian cannabis users increased their usage during the pandemic?04:46 | March 13, 2021 -
Canada’s cannabis industry has a diversity problem02:40 | November 17, 2020
-
Daily use of high-potency cannabis linked to developing psychosis: study01:11 | March 19, 2019
-
Atlantic Mi’kmaq communities at odds with Nova Scotia government over cannabis02:03 | April 8, 2026
-
Air Canada employee swaps passenger’s luggage tags to traffic cannabis: RCMP00:54 | March 30, 2026
-
High-potency cannabis use linked to psychosis01:59 | August 17, 2025
-
Health Matters: High-potency, frequent cannabis use linked to risk of psychosis01:52 | August 11, 2025
-
Regular cannabis use linked to rise in schizophrenia, ICES report says01:58 | February 10, 2025
-
Cannabis-impaired driving on the rise in Ontario, CAA study finds00:34 | November 28, 2024
-
New survey reveals surprising trend when it comes to Canadians and drinking alcohol00:36 | October 3, 2024
-
Tokyo Smoke closes 29 stores, seeks creditor protection02:02 | August 29, 2024
-
ER visits for Ontario seniors increase post-cannabis legalization, study shows01:52 | May 21, 2024
-
Germans celebrate as country legalizes possession of small amounts of cannabis00:36 | April 1, 2024
-
Almost 6 years after Canada legalized cannabis, most users buying from legal sources02:02 | March 18, 2024
-
Alcohol sales are softening but cannabis is flying high, new data finds01:30 | March 10, 2024
-
Manitoba group home currently under fire for giving teens weed02:25 | March 8, 2024
-
Cannabis use increases anxiety risk, study shows02:35 | February 6, 2024
-
Burning out: 5 years after legalization, Canada’s legal cannabis industry faces challenges00:32 | October 16, 2023
-
The Morning Show: October 1244:35 | October 12, 2023
-
Cannabis legalization linked to 94% spike in ER visits for traffic injuries: report02:03 | September 6, 2023
-
Reminders when crossing the border this long weekend03:15 | July 1, 2023
-
A fresh look at the cannabis industry in this country05:16 | April 20, 2023
-
Inflation: Are monopolies to blame for higher prices in Canada?09:55 | February 17, 2023
-
Why is Canada’s cannabis industry struggling to turn a profit?09:26 | February 10, 2023
-
Biden grants pardons to all Americans convicted for simple possession of marijuana under federal law01:33 | October 7, 2022
-
Parents should keep an open and honest line of communication with children on drug use, expert recommends01:38 | September 3, 2022
-
Brittney Griner found guilty of drug possession, sentenced to 9 years by Russian court05:16 | August 4, 2022
-
Peruvian police catch “narco pigeon” trying to smuggle marijuana into prison00:57 | May 19, 2022
-
4 years after pot was legalized, Canada’s cannabis industry still faces challenges02:04 | April 17, 2022
-
Global National: April 1721:36 | April 17, 2022
-
Nova Scotia study finds Canada’s cannabis products routinely mislabelled01:47 | October 16, 2021
-
Why young cannabis users may be more at risk for heart attacks02:15 | September 11, 2021
-
Have Canadian cannabis users increased their usage during the pandemic?04:46 | March 13, 2021
-
Canada’s cannabis industry has a diversity problem02:40 | November 17, 2020
Daily use of high-potency cannabis linked to developing psychosis: study
Description
March 19, 2019
A group of London-based researchers say people in the study who used cannabis on a daily basis were more likely to have a diagnosis of first-episode psychosis compared to people who had never used cannabis.
National News
-
Mamdani says he would ask King Charles to return Koh-i-Noor diamond0:376 hours ago -
More than 11K Canadians will be diagnose with skin cancer in 20261:267 hours ago -
‘There’s one negotiator,’ Carney says as Conservatives meet U.S. officials on trade1:098 hours ago -
Elections Alberta investigating if voter list posted online was illegal2:006 hours ago -
Former minister Johnathan Wilkinson named Canada’s new EU ambassador0:269 hours ago -
Man on Fire: Yahya Abdul-Mateen II on stepping into Denzel Washington’s shoes4:429 hours ago -
Meryl Streep almost didn’t play Miranda in ‘The Devil Wears Prada’2:479 hours ago -
The Morning Show: April 3045:359 hours ago -
‘Team Canada Strong’: Carney unveils $6B investment plan to train, recruit skilled trade workers1:189 hours ago -
NATO multinational defence bank headquarters in Canada is ‘good news’: Carney2:039 hours ago
Advertisement
Top News
-
‘Team Canada Strong’: Carney unveils $6B investment plan to train, recruit skilled trade workers1:189 hours ago -
Business Matters: Canadian economy grew by 0.2% in February2:319 hours ago -
RCMP say chances missing N.S. children Jack and Lilly Sullivan are still alive ‘very slim’1:479 hours ago -
Stabbings of 2 Jewish men in London called terrorist attack1:359 hours ago -
10 must-have Mother’s Day gifts for every type of Mom4:121 day ago -
Bank of Canada expects Canada’s GDP to expand 1.2% in 2026, projects figures for next 2 years3:261 day ago -
Spring economic update: Sovereign Wealth Fund, more skilled trade workers6:311 day ago -
What’s the finance minister’s top priority as Canada unveils a new fiscal plan?10:051 day ago -
UAE is leaving OPEC and what it means for oil prices1:512 days ago -
Passengers recall tragic train crash in Indonesia that left at least 14 dead, almost 100 injured2:052 days ago
Sponsored Content
Global National
-
Global National: April 2921:451 day ago -
Global National: April 2822:042 days ago -
Global National: April 2721:523 days ago -
Global National: April 2622:054 days ago -
Global National: April 2521:395 days ago -
Global National: April 2421:566 days ago -
Global National: April 2322:031 week ago -
Global National: April 2222:371 week ago -
Global National: April 2122:101 week ago -
Global National: April 2022:221 week ago
Trending
-
Global News at 6 Toronto: April 29, 202623:341 day ago -
Toronto council pushes to keep FIFA Fan Fest free, but challenges remain2:011 week ago -
Toronto fire crews melt Drake ice sculpture2:161 week ago -
Toronto man who killed 2 strangers 2 days apart found guilty of first-degree murder2:061 week ago -
Toronto kicks-off spring cleanup campaign1:391 week ago -
Toronto man found guilty of murdering husband in 20212:052 months ago
Canada
-
Former minister Johnathan Wilkinson named Canada’s new EU ambassador0:269 hours ago -
Last minute reminders ahead of tax filing deadline4:429 hours ago -
The Baby boom happening at the Toronto Zoo9:049 hours ago -
Canada considering potential changes to airport ownership, passenger complaint process1:509 hours ago -
Bank of Canada holds interest rate at 2.25%, warns of higher inflation1:529 hours ago -
Carney government’s $6B push to boost skilled trades1:391 day ago -
Business Matters: Cellphone, internet and TV complaints in Canada up 61%2:321 day ago -
34% of Canadians dipping into savings or borrowing to afford food4:091 day ago -
3D-printed ‘ghost guns’ seized in Toronto investigation tied to gunfire incidents3:551 day ago -
Father, son nearly hit by vehicle outside Calgary home after driver runs a stop sign, police say2:051 day ago
U.S. News
-
Biden “wouldn’t sign”: Trump signs Presidential Permit for Bridger pipeline accessing Canadian oil0:475 hours ago -
Trump bids farewell to King Charles, Queen Camilla in ceremony at the White House2:069 hours ago -
Hegseth denies Iran war is ‘quagmire’ as inflation balloons2:009 hours ago -
King Charles III and Queen Camilla visit Washington and New York9:131 day ago -
Buffalo Sabres fans finish singing ‘O Canada’ after anthem singer’s microphone cuts out1:081 day ago -
Taylor Swift joins major celebrities in move to block AI deepfakes1:441 day ago -
Trump says his mom found young Charles ‘cute’ as king addresses U.S. Congress2:031 day ago -
Kimmel’s joke on Trump sparks free speech debate, White House complaints to FCC1:582 days ago -
Elon Musk lawsuit against OpenAI begins2:193 days ago -
‘It’s unreal’: Neighbors of alleged White House Correspondent’s dinner shooter speak out2:353 days ago
Advertisement
World
-
NATO multinational defence bank headquarters in Canada is ‘good news’: Carney2:039 hours ago -
Iranian Soccer Federation executive not admitted into Canada1:549 hours ago -
Stabbings of 2 Jewish men in London called terrorist attack1:359 hours ago -
Hegseth denies Iran war is ‘quagmire’ as inflation balloons2:009 hours ago -
King Charles III and Queen Camilla visit Washington and New York9:131 day ago -
This is BC: Squamish mountain biker set to defend world title2:302 days ago -
N.B. premier responds to comments from U.S. representative on ‘irritant’ liquor ban2:002 days ago -
Passengers recall tragic train crash in Indonesia that left at least 14 dead, almost 100 injured2:052 days ago -
Business Matters: United Arab Emirates leaving OPEC on May 11:482 days ago -
Pope meets, prays with first female Archbishop of Canterbury1:563 days ago
Politics
-
Mayoral candidate registration0:255 hours ago -
Global News at 6 Halifax: April 3013:255 hours ago -
Toronto Committee approves motion to pedestrianize Church St. this summer2:015 hours ago -
Biden “wouldn’t sign”: Trump signs Presidential Permit for Bridger pipeline accessing Canadian oil0:475 hours ago -
N.B. health minister joins regional nursing unit talks following remarks from Maritime leaders2:146 hours ago -
North Preston non-profit says budget cuts has caused the loss of 40 per cent of funding2:146 hours ago -
Mamdani says he would ask King Charles to return Koh-i-Noor diamond0:376 hours ago -
Elections Alberta investigating if voter list posted online was illegal2:006 hours ago -
‘Save the Caps’ campaign looks to get the attention of soccer’s top decision makers5:118 hours ago -
Smith defends national unity as Alberta independence support declines3:309 hours ago
Health and Wellness
-
Health Matters: Federal Health minister looking into generational smoking ban2:271 day ago -
Health Canada approves 1st generic version of Ozempic0:441 day ago -
RSV-related hospitalizations more than doubled in 2022-20235:052 days ago -
Manitoba researchers developing breakthrough breast cancer imaging technology1:422 days ago -
Healthy Living: How good posture can prevent neck and shoulder pain4:162 days ago -
Health Matters: B.C. panel calls for strategy to address intimate partner violence2:222 days ago -
Health Matters: RSV hospital admissions more than doubled in 2022-2023, study says2:233 days ago -
Toronto patient could be cured of HIV and cancer after bone marrow transplant5:023 days ago -
Alberta AI researchers advocate for greater access to patient medical data3:174 days ago -
First responders facing growing strain in overdose-related calls3:426 days ago
Advertisement
Investigative News
-
Iranian Soccer Federation executive not admitted into Canada1:549 hours ago -
Atlantic Ocean currents could collapse sooner than expected, scientists warn1:536 days ago -
How ‘manosphere’ groups target women, share sexual exploits online1:586 days ago -
Report: Lytton wildfire rebuild lacked framework2:151 month ago -
Deportation hearing begins for alleged Iranian regime official1:381 month 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 Nation5:024 months ago -
‘They can shoot me’: Fear-stricken Ontario family speaks after Bishnoi gang violence in Canada2:514 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 Canada0:3712 months ago -
Black bear in tree has rough landing after being tranquilized at Halifax-area park0:4919 months ago -
Edmonton, B.C. morning show hosts settle NHL playoff bet3:0523 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 campaign2:1248 months ago -
Bloopers: Phil Darlington slips, slides and falls in these Our Winter City outtakes1:3843 months ago