Study links early cannabis use and health problems

Published: 28 October 2025

Adolescents who start using cannabis early and often are more likely to need health care for both mental and physical problems as they enter adulthood, according to a new study led by McGill...

Experts: Fall time change  

Published: 27 October 2025

On Sunday, Nov. 2, Canadians in most of the country will set their clocks back to standard time. (Those in Yukon, most of Saskatchewan and some other places remain on standard time year-round.) A...

Smoking both cannabis and tobacco may alter brain’s ‘bliss molecule,’ study finds

Published: 21 October 2025

People who use both cannabis and tobacco show distinct brain changes compared to those who use cannabis alone, according to a new study led by McGill University researchers at the Douglas Research...

Expert: Mental health care access in Canada

Published: 23 May 2025

More than half of Canadian girls and young women ages 15 to 29 with a mental health or substance use disorder received formal supports in 2022, but many are deterred by wait times and cost,...

Youth at risk of suicide show early warning signs that adults often miss

Published: 23 July 2025

Drawing on a landmark 25-year study that followed Quebec children into adulthood, McGill University researchers have identified two distinct patterns in how suicidal thoughts emerge and the early...

Childhood overeating can be a harbinger of later mental health struggles in girls, study finds

Published: 29 September 2025

Girls who overeat regularly in the preschool years are more likely to experience anxiety, impulsivity and hyperactivity in adolescence, according to a new study led by researchers at McGill...

Expert: Suicide prevention 

Published: 9 September 2025

Sept. 10 is World Suicide Prevention Day. A new World Health Organization report underscores the urgency of suicide prevention, estimating that 727,000 people died by suicide in 2021 alone.

How disrupted daily rhythms can affect adolescent brain development

Published: 17 June 2025

A new McGill University-led study suggests that disrupting the body’s internal clock during adolescence can alter how the brain responds to an in-utero risk factor linked to certain brain disorders...

McGill researchers lead project to reform youth mental health care in Canada

Published: 14 May 2025

New data from a national project led by McGill University researchers shows that redesigning youth mental health services can significantly cut wait times and connect more young people to care.

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