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Journal of Psychedelic Studies
Authors: Federico Cavanna, Carla Pallavicini, Virginia Milano, Juan Cuiule, Rocco Di Tella, Pablo González, and Enzo Tagliazucchi

impairment (state/trait anxiety, negative affect) and with higher scores of dimensions linked to well-being and resilience (mainly positive affect, autonomy, social ties, and well-being); conversely, other drugs (including prescription drugs, caffeine

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content that reached 5%–7%. Only later did attention focus on the large seeds, which contain the active ingredients theobromine, caffeine, and theophylline ( Powis, Valdez, Hester, Hurst, & Tarka, 2002 ). Regarding the place of origin of the

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( 1995 ) examined co-occurrences among 16 excessive behaviors in a clinical sample. The authors identified a “nurturance” factor (e.g., excessive eating, shopping, exercise, work, or caffeine use) and a “hedonism” factor (e.g., use of alcohol, nicotine

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Not good enough? Further comments to the wording, meaning, and the conceptualization of Internet Gaming Disorder

Commentary on: Chaos and confusion in DSM-5 diagnosis of Internet Gaming Disorder: Issues, concerns, and recommendations for clarity in the field (Kuss et al.)

Journal of Behavioral Addictions
Authors: Elfrid Krossbakken, Ståle Pallesen, Helge Molde, Rune Aune Mentzoni, and Turi Reiten Finserås

. M. , & Griffiths , R. R. ( 2004 ). A critical review of caffeine withdrawal: Empirical validation of symptoms and signs, incidence, severity, and associated features . Psychopharmacology, 176 ( 1 ), 1 – 29 . doi: 10.1007/s00213-004-2000-x 10.1007/s

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. Szeitz-Szabó , M. , Bíró , L. , Bíró , Gy. , & Sali , J. ( 2011 ). Dietary survey in Hungary, 2009. Part I. Macronutrients, alcohol, caffeine, fibre. Acta Alimentaria , 40 ( 1 ), 142 – 152

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Journal of Behavioral Addictions
Authors: Robert M. Heirene, David Shearer, Gareth Roderique-Davies, and Stephen D. Mellalieu

alcohol ( Bohn, Krahn, & Staehler, 1995 ) and caffeine ( West & Roderique-Davies, 2008 ), suggesting it could also be effectively adapted to assess levels of extreme sports craving. Similar methods can also be utilized to measure anhedonia and negative

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Journal of Behavioral Addictions
Authors: Lucia Romo, Cindy Legauffre, Alice Guilleux, Marc Valleur, David Magalon, Mélina Fatséas, Isabelle Chéreau-Boudet, Amandine Luquiens, Jean-Luc Vénisse, JEU Group, Marie Grall-Bronnec, and Gaëlle Challet-Bouju

et al., 2015 ). Moreover, probable existing ADHD symptoms were identified in 21.4% of gamblers. ADHD symptoms were associated with an earlier age of onset of gambling behavior, higher Barratt impulsivity scores (all three subscales), greater caffeine

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criteria were diagnosis of gambling disorder according to DSM-5 criteria, male gender, and age between 18 and 65 years old. Subjects were excluded if any of the following applied: a diagnosis of substance use disorder other than nicotine and caffeine based

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), cognitive problems, and excessive use of caffeine ( Chamberlain, Derbyshire, Leppink, & Grant, 2015 ). This should promote an earlier screening and management. Our results concerning PIU were consistent with those found by Dalbudak et al. ( 2015

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, male sex, and age between 18 and 65 years. Subjects were excluded if any of the following applied: a diagnosis of substance-use disorder other than nicotine or caffeine, based on the DSM-5 criteria; use of psychotropic medications over the previous year

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