Background: Several studies conducted since the beginning of the COVID-19 pandemic have shown its harmful effects on young people's mental health. In Québec and Canada, few studies have focussed on adolescents, and even fewer of these studies have examined this subject using a methodology that involved comparisons of data obtained before and…

Anxiety disorders are among the most prevalent psychopathologies in Western adolescents and have been on the rise in recent years. Not only does anxiety disrupt the daily lives of the young people who suffer from it, it can also have harmful behavioral, psychological, social, and academic effects. Given this, there is a pressing need to implement…