Cannabis store openings in Canada only slightly affected the number of users
People line up to purchase legal cannabis in Calgary, Alta., on Oct. 17, 2018. THE CANADIAN PRESS/Jeff McIntosh Despite Canada...
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Mental health declined during the pandemic but some people with depression improved – new research
a35mmporhora/ShutterstockDepression and anxiety disorders increased by over a quarter globally in 2020, according to a recent review of 48 scientific...
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Vaccination against COVID-19 supports a healthy pregnancy by protecting both mother and child – an immunologist explains the maternal immune response
Pregnancy poses significant risks for severe illness or death from COVID-19, for both mother and baby. ArtMarie/E+ via Getty ImagesThe...
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How does smoking marijuana affect academic performance? Two researchers explain how it can alter more than just moods
Marijuana use among college students during the pandemic reached record highs, data show. wildpixel via Getty ImagesIn a trend that...
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Not as good as we want, not as bad as we’ve heard: Teen mental health during the COVID-19 pandemic
Although some youth are clearly reporting a negative effect on their social, personal and educational lives during the pandemic, the...
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Zero COVID worked for some countries – but high vaccine coverage is now key
Firefighters conducting disinfection at the Terminal 3 of Wuhan Tianhe International Airport. Xinhua / Alamy Stock PhotoSince the start of...
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Medical errors keep killing patients – but there are laws, incentives and mindset changes that could reduce the death toll
It's estimated that up to 400,000 Americans die every year from medical mistakes. Vadzim Kushniarou/iStock/Getty Images Plus via Getty ImagesDr....
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Kids and their computers: Several hours a day of screen time is OK, study suggests
The findings are gleaned from the largest U.S. study ever done on the brain development of children. Julien McRoberts via...
Read moreMultiple sclerosis: the link with earlier infection just got stronger – new study
For most of the time since the first description of multiple sclerosis (MS) in 1868, the causes of this disabling...
Read moreNorth Korea’s costly COVID response is pushing Kim Jong-un to play political games
In April 2020, I wrote about North Korea’s efforts to protect itself from COVID-19. The regime was genuinely afraid about...
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