A gene required for addictive behavior

Cocaine can have a devastating effect on people. It directly stimulates the brain’s reward center, and, more importantly, induces long-term changes to the reward circuitry that are responsible for addictive behaviors. Alban de Kerchove d’Exaerde from the Université Libre de Bruxelles, Belgium, and his colleagues have now uncovered that a gene called Maged1 plays a crucial role in controlling these […]

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Science Says: What makes something truly addictive

Now that the world’s leading public health group says too much Minecraft can be an addiction, could overindulging in chocolate, exercise, even sex, be next? The short answer is probably not. The new “gaming disorder” classification from the World Health Organization revives a debate in the medical community about whether behaviors can cause the same kind of addictive illness as […]

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