Perception—but not expectation—of reward is altered in people with cocaine addiction

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Perception—but not expectation—of reward is altered in people with cocaine addiction
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Researchers report October 25 in the journal Neuron that cocaine addiction disrupts the dopamine neurons that govern how we perceive and learn from rewards. Though people with cocaine addiction have similar expectations of rewards compared to controls, their dopamine neurons send out much weaker signals when these rewards are actually received.

retrieved 25 October 2023 from https://medicalxpress.com/news/2023-10-perceptionbut-expectationof-reward-people-cocaine.html

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