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desire for substances including alcohol, cannabis, and caffeine, though two patients reported increased consumption ( Greer & Tolbert, 1986 ). Another study, in a naturalistic setting with recreational MDMA users, indicated that MDMA enhances

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Sleep Spindles & Cortical Up States
Authors: Malgorzata Wislowska, Dominik P. J. Heib, Hermann Griessenberger, Kerstin Hoedlmoser, and Manuel Schabus

morning, 30 min after awakening. No caffeine intake was allowed during the entire day, on which a testing session took place. Each night, the PSG recordings started between 11 p.m. and midnight and continued for consecutive 8 hr ( Fig. 1

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Sleep Spindles & Cortical Up States
Authors: Róbert Bódizs, Ferenc Gombos, Péter P. Ujma, Sára Szakadát, Piroska Sándor, Péter Simor, Adrián Pótári, Boris’ Nikolai Konrad, Lisa Genzel, Axel Steiger, Martin Dresler, and Ilona Kovács

history of neurologic or psychiatric disease, and were free of any current drug effects, excluding contraceptives in females. Consumption of small habitual doses of caffeine (maximum two cups of coffee until noon), but no alcohol, was allowed. Six male and

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Journal of Behavioral Addictions
Authors: Thomas McLaughlin, Kenneth Blum, Bruce Steinberg, Edward J. Modestino, Lyle Fried, David Baron, David Siwicki, Eric R. Braverman, and Rajendra D. Badgaiyan

admitted to having many vocal and motor tics and reported that vocal tics occur in her mother as well. She reported having been diagnosed with “bipolar disorder” as an adolescent. The patient’s addictions to opiates, caffeine, her prior history of marijuana

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the “blanket ban” on psychoactive substances created by section 2, listed under Schedule 1 of the PSA: along with those substances already contained within the Misuse of Drugs Act 1971, medicinal products, caffeine, and food, alcohol and nicotine

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. Overall, the sample included 140 individuals (72.1% men; n  = 101), ranging in age from 23 to 77 years ( M  = 49.15, SD  = 13.93), with lifetime DSM-5 GD diagnoses, with no past-year DSM-5 SUDs (with possible exceptions of caffeine and tobacco), who had

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Beyond the myths about work addiction: Toward a consensus on definition and trajectories for future studies on problematic overworking

A response to the commentaries on: Ten myths about work addiction (Griffiths et al., 2018)

Journal of Behavioral Addictions
Authors: Paweł A. Atroszko, Zsolt Demetrovics, and Mark D. Griffiths

than those for caffeine withdrawal ( APA, 2013 ). This issue requires more studies utilizing clinical populations to help delineate the psychobiological mechanisms of these responses, including the interplay between nervous, endocrinological, and immune

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Journal of Behavioral Addictions
Authors: Lorenzo Moccia, Maria Quintigliano, Delfina Janiri, Valentina De Martin, Guyonne Rogier, Gabriele Sani, Luigi Janiri, Patrizia Velotti, Vittorio Gallese, Anna Maria Speranza, and Marco Di Nicola

and the IGT on the second. Participants were required to abstain from caffeine, tobacco, and alcohol, for 2 h before the experimental sessions. ECG was recorded for the entire duration of IA assessment on Day 1. Moreover, to detect differences in RSA

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, alcohol, benzodiazepines, barbiturates, or caffeine ( Nichols, 2004 ). Psychological factors affecting the development and continuation of addiction include mainly disorders of psychological development, possibly caused by insufficient prenatal

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, extracurriculars, smoking, marijuana, alcohol, drug, and caffeine use. Convenience sampling 45.8% male DS: M age = NR (range 14–18) Depression (1 item; feeling sad or hopeless almost every day for 2 or more weeks) Krossbakken et al. (2018) Norway 3-year

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