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Video games could improve kids’ brains: study

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Issued on: 24/10/2022 – 22:36Modified: 24/10/2022 – 22:34

Washington (AFP) – Parents often worry about the harmful impacts of video games on their children, from mental health and social problems to missing out on exercise.

But a large new US study published in JAMA Network Open on Monday indicates there may also be cognitive benefits associated with the popular pastime.

Lead author Bader Chaarani, an assistant professor of psychiatry at the University of Vermont, told AFP he was naturally drawn to the topic as a keen gamer himself with expertise in neuroimagery.

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Prior research had focused on detrimental effects, linking gaming with depression and increased aggression.

These studies were however limited by their relatively small number of participants, particularly those involving brain imaging, said Charaani.

For the new research, Chaarani and colleagues analyzed data from the large and ongoing Adolescent Brain Cognitive Development (ABCD) Study, which is funded by the National Institutes of Health.

They looked at survey answers, cognitive test results, and brain images from around 2,000 nine- and ten-year-olds, who were separated into two groups: those who never played games, and those who played for three hours or more a day.

This threshold was chosen as it exceeds the American Academy of Pediatrics screen time guidelines of one or two hours of video games for older children.

Impulses and memory

Each group was assessed in two tasks.

The first involved seeing arrows pointing left or right, with the children asked to press left or right as fast as they could.

They were also told to not press anything if they saw a “stop” signal, to measure how well they could control their impulses.

In the second task, they were shown people’s faces, and then asked if a subsequent picture shown later on matched or not, in a test of their working memory.

After using statistical methods to control for variables that could skew results, such as parental income, IQ, and mental health symptoms, the team found the video gamers performed consistently better on both tasks.

As they performed the tasks, the children’s brains were scanned using functional magnetic resonance imaging (fMRI). Video gamers’ brains showed more activity in regions associated with attention and memory.

“The results raise the intriguing possibility that video gaming may provide a cognitive training experience with measurable neurocognitive effects,” the authors concluded in their paper.

Right now it’s not possible to know whether better cognitive performance drives more gaming, or is its result, said Chaarani.

The team hope to get a more clear answer as the study continues and they look again at the same children at older ages.

This will also help exclude other potential factors at play such as the children’s home environment, exercise and sleep quality.

Future studies could also benefit from knowing what genres of games the children were playing — though at age 10 children tend to favor action games like Fortnite or Assassin’s Creed.

“Of course, excessive use of screen time is bad for overall mental health and physical activity,” said Chaarani.

But he said the results showed video games might be a better use of screen time than watching videos on YouTube, which has no discernible cognitive effects.

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Whooping cough cases up slightly in N.L., as officials warn about risks to infants – CBC.ca

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Newfoundland and Labrador’s top doctor is warning people to stay up to date on whooping cough vaccinations after a small increase in cases this year.

The province usually sees three to four cases of the disease annually. Up to 10 cases have been reported already since January, however, prompting the province’s chief medical officer to raise the issue publicly.

The increase “generally means there’s a little bit more circulating in the community than what’s presenting for care and testing,” Dr. Janice Fitzgerald said Tuesday.

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While officials aren’t overly concerned about a future spike in cases, Fitzgerald said, higher infection rates place infants in particular at risk.

Children under the age of one aren’t yet old enough for the whooping cough vaccine and don’t have immunity to the disease, Fitzgerald said. Infections in small children can be more severe and lead to pneumonia, neurological issues and hospitalization. 

Fitzgerald said parents, grandparents and caregivers should check to ensure their vaccinations are up to date.

Whooping cough, also known as pertussis, causes a persistent nagging cough that’s sometimes severe enough to cause vomiting. Vaccines for the disease are offered in early childhood, during high school and in adulthood. Booster shots should be given 10 years after the high school dose, Fitzgerald said.

“Immunity can wane over time,” she said. “Pertussis does circulate on a regular basis in our community.”

The small increase in cases isn’t yet ringing alarm bells for undervaccination within the general population, she added, noting the province still has a vaccination rate over 90 per cent. 

Download our free CBC News app to sign up for push alerts for CBC Newfoundland and Labrador. Click here to visit our landing page.

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Supervised consumption sites urgently needed, says study – Sudbury.com

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A study in the Canadian Medical Association Journal (CMAJ) said the opioid drug crisis has reached such a critical level that a public safety response is urgently required and that includes the need for expanded supervised consumption sites.

The report was published by the medical journal Monday and was authored by Shaleesa Ledlie, David N. Juurlink, Mina Tadrous, Muhammad Mamdani, J. Michael Paterson and Tara Gomes; physicians and scientists associated with the University of Toronto, Sunnybrook Research Institute and the Li Ka Shing Knowledge Institute at St. Michael’s Hospital.

“The drug toxicity crisis continues to accelerate across Canada, with rapid increases in opioid-related harms following the onset of the COVID-19 pandemic,” the authors wrote. “We sought to describe trends in the burden of opioid-related deaths across Canada throughout the pandemic, comparing these trends by province or territory, age and sex.”

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The study determined that across Canada, the burden of premature opioid-related deaths doubled between 2019 and 2021, representing more than one-quarter of deaths among younger adults. The disproportionate loss of life in this demographic group highlights the critical need for targeted prevention efforts, said the study.

The researchers found that the death rate increased significantly as fentanyl was introduced to the mix of street drugs that individuals were using, in some cases, unknowingly.  

The authors said this demonstrates the need for consumption sites, not only as overwatch as people with addictions consume their drugs, but also to make an effort to identify the substances and inform those people beforehand. 

“The increased detection of fentanyl in opioid-related deaths in Canada highlights the need for expansion of harm-reduction programs, including improved access to drug-checking services, supervised consumption sites, and treatment for substance use disorders,” the authors wrote. 

The study said a more intense public safety response is needed. 

“Given the rapidly evolving nature of the drug toxicity crisis, a public safety response is urgently required and may include continued funding of safer opioid supply programs that were expanded beginning in March 2020, improved flexibility in take-home doses of opioid agonist treatment, and enhanced training for health care workers, harm reduction workers, and people who use drugs on appropriate responses to opioid toxicities involving polysubstance use.

In conclusion, the authors wrote that during the height of the COVID pandemic in 2020 and 2021, the burden of premature death from accidental opioid toxicities in Canada dramatically increased, especially in Alberta, Saskatchewan, and Manitoba. 

“In 2021, more than 70 per cent of opioid-related deaths occurred among males and about 30 per cent occurred among people aged 30–39 years, representing one in every four deaths in this age group. The disproportionate rates of opioid-related deaths observed in these demographic groups highlight the critical need for the expansion of targeted harm reduction–based policies and programs across Canada,” said the study.

The full text of the report can be found online here.

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Business Plan Approved for Cancer Centre at NRGH – My Cowichan Valley Now

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A business plan for a new BC Cancer Centre at Nanaimo Regional General Hospital has been approved by the province. 

 

Health Minister Adrian Dix  says the state-of-the-art cancer facility will benefit patients in Nanaimo and the surrounding region through the latest medical technology.
 

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The facility will have 12 exam rooms, four consultation rooms and space for medical physicists and radiation therapists, medical imaging and radiation treatment of cancer patients. 

 

The procurement process is underway, and construction is expected to begin in 2025 and be complete in 2028. 

 

Upgrades to NRGH have also been approved, such as a new single-storey addition to the ambulatory care building and expanded pharmacy. 

 

Dix says Nanaimo’s population is growing rapidly and aging, and stronger health services in the region, so people get the health care they need closer to home. 

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