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A new study published in Cell and Tissue Research looked at the identification of vagal afferent nerve endings in the mouse colon and their spatial relationship with enterochromaffin cells. “The purpose of this study was to identify for the first time, the sensory nerve endings of the vagus nerve in the inner lining (called the mucosa) of the colon,” study author Nick Spencer told us. [More]

People remember moments immediately after a distressing episode with more clarity than the moment preceding the distressing event. Research investigating memory and trauma published in Cognition and Emotion could help inform the approach to treating PTSD, assist clinicians in combating memory loss in Alzheimer’s and even improve evaluation of eyewitness testimonies. [More]

Got a challenging goal you want to achieve? Getting angry may help. Despite sometimes being seen as a negative emotion, research published in the Journal of Personality and Social Psychology has found that anger can be a powerful source of motivation for people to achieve their goals. [More]

A new study published in the Journal of Translational Psychiatry looked at the spatiotemporal expression patterns of anxiety disorder-associated genes. “There are a substantial number of neuroimaging and microstimulation studies that identify neural circuits linked to anxiety as a trait or specific anxious behaviors such as pessimistic decision-making,” study author Kalyani B. Karunakaran told us. [More]

A new study published in the Lancet looked at autism in England with regard to assessing under-diagnosis in a population-based cohort study of prospectively collected primary care data. “People often think of autism as a childhood condition, and historically, autism has mostly been diagnosed in children,” study author Elizabeth O’Nions told us. “Many autistic adults were not diagnosed when they were children, either because autism didn’t exist as a diagnosis when they were young, or the criteria were narrower, meaning that only a very small number of people were considered to be autistic at the time.” [More]

A new study published in the Journal of Child Development looked at infection detection in faces and children's development of pathogen avoidance. “We were interested in understanding whether children ages four to nine years old can avoid and recognize sick faces,” study author Tiffany S. Leung told us. “Previous studies have reported that adults can use faces to recognize when someone is sick and make judgements about whether to approach or avoid them." [More]

A new study published in the Lancet looked at the effects of COVID-19 on cognitive performance in a community-based cohort. “Many people report ongoing symptoms after COVID-19, including brain fog and problems with concentration, memory and attention,” study author Dr. Rose Penfold told us. “Previous research has shown that some of these people perform worse on cognitive testing. However, most of this research has been done in hospitalized patients who had more severe infection.” [More]

Cutting back on social media use can improve psychological wellbeing. Researchers at Iowa State University found that students who limited social media use to just 30 minutes a day has lower scores for depression, anxiety, loneliness and the fear of missing out. [More]

A new study published in the Journal of Psychological Medicine looked at early-initiated childhood reading for pleasure and its associations with better cognitive performance, mental well-being and brain structure in early teens. “I and my co-authors wanted to understand the effects of reading for pleasure in young children on brain structure, cognition, school academic achievement and mental health,” study author Barbara J. Shakahian told us. “Some of the previously published literature suggested that there should be beneficial effects on cognition, but there had not been a very large scale study, with over 10,000 adolescents before on all these measures together.” [More]

The decision making capability of college students has likely been negatively impacted by the COVID-19 pandemic. Researchers from Ohio State University found that students had less consistent decision making in the fall semester of 2020 compared with students who had previously participated in the study in previous years. [More]