Addiction concept

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Addiction is a neuropsychological disorder characterized by a persistent and intense urge to use a drug or engage in a behavior that produces an immediate psychological reward, despite substantial harm and other negative consequences. Repeated substance use produces long-lasting changes in brain networks involved in reward, executive function, stress reactivity and mood. These changes underlie both the intense drive to use a substance and the reduced capacity to control that urge. It is therefore understood as a brain disorder arising from a complex mix of psychosocial and neurobiological factors. A number of researchers argue that this framing is incomplete, and that addiction is better und

https://en.wikipedia.org/wiki/Addiction

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