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Robert Munn, Senior Lecturer, University of Otago

Weight-loss drugs like Ozempic could work for addiction too – and we finally know how

Yana Iskayeva/Getty Images

For many people, the thought of a tasty burger or a cold pint of beer conjures up a vivid mental image and drives behaviour.

This link between thinking and doing serves a clear function – it motivates us to get the necessities for life.

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