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The Neuroscience of Natural Rewards: Relevance to Addictive Drugs

Journal of Neuroscience · 2002 · Vol. 22(9) · pp. 3306–3311
Ann E. KelleyKent Berridge

Abstract

Addictive drugs act on brain reward systems, although the brain evolved to respond not to drugs but to natural rewards, such as food and sex. Appropriate responses to natural rewards were evolutionarily important for survival, reproduction, and fitness. In a quirk of evolutionary fate, humans

Neurotransmitter Receptor Influence on BehaviorMemory and Neural MechanismsReceptor Mechanisms and SignalingAddictionNatural (archaeology)Relevance (law)PsychologyNeuroscienceReproductionCognitive scienceBiologyEcology

MeSH terms

AnimalsBrainDopamineHumansNerve NetReinforcement, PsychologyRewardIllicit Drugs

Funding

  • National Science Foundation
  • National Institute on Drug Abuse
Citations
1,459
FWCI
17.90
field-weighted impact
References
77
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100%
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