Samuel R Chamberlain, Christine Lochner, Dan J Stein, Anna E Goudriaan, Ruth Janke van Holst, Joseph Zohar, Jon E Grant
The term 'addiction' was traditionally used in relation to centrally active substances, such as cocaine, alcohol, or nicotine. Addiction is not a unitary construct but rather incorporates a number of features, such as repetitive engagement in behaviours that are rewarding (at least initially), loss of control (spiralling engagement over time), persistence despite untoward functional consequences, and physical dependence (evidenced by withdrawal symptoms when intake of the substance diminishes). It has been suggested that certain psychiatric disorders characterized by maladaptive, repetitive behaviours share parallels with substance addiction and therefore represent 'behavioural addictions'...
May 2016: European Neuropsychopharmacology: the Journal of the European College of Neuropsychopharmacology