Pavlovian conditioning and cross-sensitization studies raise challenges to the hypothesis that overeating is an addictive behavior (2014)

Transl Psychiatry. Apr 2014; 4(4): e387. doi:  10.1038/tp.2014.28 M R Harb1,2 and O F X Almeida1,* Abstract Elevated glucocorticoid levels and sign tracking (ST) in Pavlovian conditioning are potential biomarkers of compulsive behaviors such as addiction. As overeating is sometimes viewed as a form of addictive behavior, we hypothesized that murine Pavlovian sign trackers would […]

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Food cravings, appetite, and snack-food consumption in response to a psychomotor stimulant drug: the moderating effect of “food-addiction” (2014)

Front. Psychol., 08 May 2014 | doi: 10.3389/fpsyg.2014.00403   Caroline Davis1*, Robert D. Levitan2, Allan S. Kaplan2, James L. Kennedy2 and Jacqueline C. Carter3 1Kinesiology and Health Science, York University, Toronto, ON, Canada 2Centre for Addiction and Mental Health, Toronto, ON, Canada 3Department of Psychology, Memorial University of Newfoundland, St. John’s, NL, Canada There is […]

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Development of korean smartphone addiction proneness scale for youth (2012)

PLoS One. 2014 May 21;9(5):e97920. doi: 10.1371/journal.pone.0097920. Kim D1, Lee Y1, Lee J1, Nam JK1, Chung Y2. Author information 1Department of Education, Seoul National University, Seoul, South Korea. 2Department of Education, Korea National University of Education, CheongJu, South Korea. Abstract This study developed a Smartphone Addiction Proneness Scale (SAPS) based on the existing internet and […]

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Exercise Can Erase Memories

New neurons (white) integrating into hippocampus.JASON SNYDER Adult mice that exercised on a running wheel after experiencing an event were more likely than their inactive mates to forget the experience, according to a paper from researchers at the University of Toronto, published in Science today (May 8). The results suggest that the production of new […]

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(L) Brain Abnormalities Linked to ‘Internet Addiction’ (2014)

Pauline Anderson – May 05, 2014 NEW YORK ― Mounting research points to the potentially devastating effects of Internet addiction, especially in adolescents. A new literature review of 13 published articles showed that people with Internet addiction disorder (IAD), especially those addicted to Internet gaming, tend to have certain brain abnormalities. The results were presented here at […]

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The Impact of Porn on Men and Women in Societies (WEB.PsyD)

Most people have complicated and mixed feelings about pornography. I’m not interested in arguing about whether it is good or bad to watch videotaped depictions of human beings engaged in sexual acts. It’s fascinating from an evolutionary standpoint that mere images can excite any reaction at all, and also fascinating that more men than women seem to prefer this material. […]

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Gambling severity predicts midbrain response to near-miss outcomes (2010)

J Neurosci. 2010 May 5;30(18):6180-7. doi: 10.1523/JNEUROSCI.5758-09.2010. Chase HW1, Clark L. Author information 1School of Psychology, University of Nottingham, Nottingham NG7 2RD, United Kingdom. Abstract Gambling is a common recreational activity that becomes dysfunctional in a subset of individuals, with DSM ‘pathological gambling’ regarded as the most severe form. During gambling, players experience a range […]

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Internet gaming addiction, problematic use of the internet, and sleep problems: a systematic review (2014)

Curr Psychiatry Rep. 2014 Apr;16(4):444. doi: 10.1007/s11920-014-0444-1. Lam LT. Author information Abstract The effect of problematic use of the Internet on mental health, particularly depression among young people, has been established but without a probable model for the underlying mechanism. In this study, a model is presented to describe possible pathways for the linkage between […]

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