Rats Develop ‘Cannabis-Seeking’ Behaviour in New Study

By EMILY LEDGER

The question of the long-term effects of cannabis – including potential addiction – has become more important than ever as various jurisdictions move forward with the legalisation of medical and recreational cannabis. Although solid evidence remains scarce, a new study assessing cannabis-seeking behaviour in rats may offer some insight.

The study, carried out by researchers at Washington State University’s (WSU) Integrative Physiology and Neuroscience, claims to demonstrate that cannabis causes addiction. They discovered that rats, given the ability to self-administer cannabis vapour, consistently did so.

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