Differences in habitual behavior distinguish heavy cannabis users who develop an addiction

A shift from brain systems controlling reward-driven use to habit-driven use differentiates heavy cannabis users who are addicted to the drug from users who aren’t, according to a study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, published by Elsevier. The findings help explain how the brain becomes dependent on cannabis, and why not all cannabis users develop an addiction, even with long-term regular use.

https://www.elsevier.com/about/press-releases/research-and-journals/formation-of-habitual-use-drives-cannabis-addiction

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