The roles of the reward system in sleep and dreaming

  title={The roles of the reward system in sleep and dreaming},
  author={Lampros Perogamvros and Sophie Schwartz},
  journal={Neuroscience & Biobehavioral Reviews},
The mesolimbic dopaminergic system (ML-DA) allows adapted interactions with the environment and is therefore of critical significance for the individual's survival. The ML-DA system is implicated in reward and emotional functions, and it is perturbed in schizophrenia, addiction, and depression. The ML-DA reward system is not only recruited during wakeful behaviors, it is also active during sleep. Here, we introduce the Reward Activation Model (RAM) for sleep and dreaming, according to which… CONTINUE READING


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