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Suicide is one of the leading causes of death among persons aged 18 to 20 years in the U.S., and firearms are the leading mechanism of death for this age group. A new study published in the American Journal of Public Health looked at the impact of minimum handgun purchase age and background check legislation on young adult suicide in the United States between 1991 and 2020. [More]

A new study published in Child Development looked at how mothers speak less to infants during detected real-world phone use. “Our study looks at how phone use affects parental speech around their children,” study author Kaya de Barbara told us. “We expected that when parents use their phones they would speak less around their kids.” [More]

A new study published in Child Development looked at how children and adolescents rectify unequal allocations of leadership duties in the classroom. “This study is about whether children and adolescents recognize when biases occur in the classroom and what they think about it,” study author Melanie Killen told us. “One context where this happens is when teachers assign students to take on highly valued leadership duties (e.g., assigning only boys to become crossing guards)." [More]

A new study published in the Journal of Psychological Medicine looked at associations between attention-deficit hyperactivity disorder (ADHD) genetic liability and ICD-10 medical conditions in adults. “ADHD is a highly heritable common neurodevelopmental disorder, but often underdiagnosed in adults and, if left untreated, can cause several negative health concerns.,” study Elis Haan told us. [More]

A new study published in Science Direct looked at residence in coastal communities in adolescence and health in young adulthood. “The study is about whether teenagers living in coastal communities of England had worse health up to 11 years later, than their peers inland,” study author Emily T. Murray told us. “We didn’t just look at one measure of health, but five measures that would give a good idea of a young person’s overall health: self-rated health, whether they had a disability, whether they were mentally distressed and how they rated their ability to function physically and mentally.” [More]

A new study published in JAMA Psychiatry looked at the prevalence of mental health disorders among individuals experiencing homelessness. “We were examining the prevalence of addictions and mental health (AMH) conditions among adults experiencing homelessness globally,” study author Rebecca Barry told us. Barry is postdoctoral fellow at the University of Calgary in Alberta, Canada. “We were hoping to find the overall current and lifetime prevalence of AMH conditions in this population.” [More]

A new study published in the Journal of Biological Psychiatry looked at a potential causal risk factor for bipolar disorder. “We sought to identify specific metabolites that may play a causal role in bipolar disorder,” study author David Stacey told us. “We hoped that would tell us something about the underlying aetiology while potentially highlighting new lifestyle interventions or drug targets. [More]

A new study published in the Journal of Palliative Medicine looks at a novel intervention to reduce fear of progression and trauma symptoms in advanced cancer using written exposure to worst-case scenarios. “My study is about developing and testing a wholly novel intervention to reduce cancer-related trauma progression and fear of cancer progression (FoP) among adults with later-stage cancer,” study author Joanna J. Arch told us. “Specifically, we adapted a cutting-edge treatment for trauma in general populations to reduce cancer-related trauma symptoms and FoP in adults with advanced cancer.” [More]

A new study published in the Journal of Psychology and Sexuality looked at polyamorous and ambiamorous adolescents. “This study examines the social and mental health experiences of polyamorous and ambiamorous LGBTQ+ adolescents (ages 12 to 17) compared to their LGBTQ+ peers,” study author Traci K. Gillig told us. “Specifically, the study tests for baseline differences in depressive symptoms and anxiety between these two groups and changes in these outcomes over time.” [More]

A new study published in The Lancet looked at non-fatal suicide behaviours across phases in the COVID-19 pandemic in Spain. “Our study investigates the incidence of non-fatal suicide behaviors in Catalonia, Spain, before, during, and after the COVID-19 pandemic,” study author Dr. Victor Serrano-Gimeno told us. “We aimed to understand the patterns and fluctuations in suicide behaviors across different stages of the crisis.” [More]