Psychology Blog

Open Access Peer-reviewed Research Article Leonie Hater , Johanna Schulte, Katharina Geukes, Ulrike Buhlmann, Mitja D. Back Published: June 15, 2021 https://doi.org/10.1371/journal.pone.0253187 Abstract Body image concerns revolving around body ideals (thin ideal, muscular ideal) are widespread among women. Whereas a stronger preoccupation with ideal physical appearance is often assumed for narcissistic women, previous empirical findings have been mixed. Following a tripartite structure of agentic, antagonistic, and neurotic narcissism facets, we reexamined whether trait narcissism predicted drive for thinness and drive…

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Open Access Peer-reviewed Research Article Julia Brailovskaia , Jürgen Margraf Published: December 14, 2017 https://doi.org/10.1371/journal.pone.0189719 Abstract The present study aimed to investigate Facebook Addiction Disorder (FAD) in a German student sample over a period of one year. While mean FAD level did not increase during the investigation period, a significant increase was shown in the number of participants reaching the critical cutoff score. FAD was significantly positively related to the personality trait narcissism and to negative mental health variables (depression,…

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Open Access Peer-reviewed Research Article Hanneke Scholten , Monique Malmberg, Adam Lobel, Rutger C. M. E. Engels, Isabela Granic Published: January 27, 2016 https://doi.org/10.1371/journal.pone.0147763 Abstract Adolescent anxiety is debilitating, the most frequently diagnosed adolescent mental health problem, and leads to substantial long-term problems. A randomized controlled trial (n = 138) was conducted to test the effectiveness of a biofeedback video game (Dojo) for adolescents with elevated levels of anxiety. Adolescents (11–15 years old) were randomly assigned to play Dojo or…

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Open Access Peer-reviewed Research Article Stéphanie Baggio , Katia Iglesias, Miguel Duarte, Rosetta Nicastro, Roland Hasler, Sebastian Euler, Martin Debbané, Vladan Starcevic, Nader Perroud Published: April 6, 2022 https://doi.org/10.1371/journal.pone.0266540 Abstract The Pathological Narcissism Inventory (PNI) and the Narcissistic Personality Inventory (NPI) are often used to screen for pathological narcissism but have rarely been validated against a clinician-administered diagnostic interview. Our study evaluated the convergent validity of the PNI and NPI against a diagnostic interview for narcissistic personality disorder (NPD) in…

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Open Access Perspective Jan Volavka Published: December 27, 2011 https://doi.org/10.1371/journal.pmed.1001148 Citation: Volavka J (2011) Violent Crime, Epilepsy, and Traumatic Brain Injury. PLoS Med 8(12): e1001148. https://doi.org/10.1371/journal.pmed.1001148 Published: December 27, 2011 Copyright: © 2011 Jan Volavka. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Funding: No specific funding was received for writing this article. Competing interests:…

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Open Access Peer-reviewed Research Article Billy Langlet , Fannie Vestermark, Josefin Stolt, Modjtaba Zandian, Per Södersten, Cecilia Bergh Published: November 16, 2021 https://doi.org/10.1371/journal.pone.0260077 Abstract Background Individuals with Anorexia Nervosa are often described as restless, hyperactive and having disturbed sleep. The result reproducibility and generalisability of these results are low due to the use of unreliable methods, different measurement methods and outcome measures. A reliable method to measure both physical activity and sleep is through accelerometry. The main purpose of the…

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Open Access Peer-reviewed Research Article Marta R. Jabłońska , Radosław Zajdel Published: February 25, 2020  https://doi.org/10.1371/journal.pone.0229354 Abstract Systematic exposure to social media causes social comparisons, especially among women who compare their image to others; they are particularly vulnerable to mood decrease, self-objectification, body concerns, and lower perception of themselves. This study first investigates the possible links between life satisfaction, self-esteem, anxiety, depression, and the intensity of Instagram use with a social comparison model. In the study, 974 women age 18–49…

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Open Access Peer-reviewed Research Article Hyebin Lee , Bo-yong Park , Kyoungseob Byeon, Ji Hye Won, Mansu Kim, Se-Hong Kim, Hyunjin Park Published: August 12, 2020  https://doi.org/10.1371/journal.pone.0237511 Abstract Eating disorder is highly associated with obesity and it is related to brain dysfunction as well. Still, the functional substrates of the brain associated with behavioral traits of eating disorder are underexplored. Existing neuroimaging studies have explored the association between eating disorder and brain function without using all the information provided by…

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Open Access Peer-reviewed Research Article Benjamin Missbach , Barbara Hinterbuchinger, Verena Dreiseitl, Silvia Zellhofer, Carina Kurz, Jürgen König Published: August 17, 2015 https://doi.org/10.1371/journal.pone.0135772 Abstract The characteristic trait of individuals developing a pathological obsession and preoccupation with healthy foods and a restrictive and avoidant eating behavior is described as orthorexia nervosa (ON). For ON, neither universal diagnosis criteria nor valid tools for large-scale epidemiologic assessment are available in the literature. The aim of the current study is to analyze the psychometric…

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Open Access Peer-reviewed Research Article Marine Mas , Marie-Claude Brindisi, Claire Chabanet, Stéphanie Chambaron Published: June 9, 2020 https://doi.org/10.1371/journal.pone.0228830 Abstract The food environment can interact with cognitive processing and influence eating behaviour. Our objective was to characterize the impact of implicit olfactory priming on inhibitory control towards food, in groups with different weight status. Ninety-one adults completed a modified Affective Shifting Task: they had to detect target stimuli and ignore distractor stimuli while being primed with non-attentively perceived odours. We…

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