Historique
Science, Vol.294, n°5544. - 2 November 2001
| Titre : | Science, Vol.294, n°5544. - 2 November 2001 |
| Type de document : | Bulletin |
| Paru le : | 02/11/2001 |
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Ex-addicts struggle to resist cravings and are susceptible to relapse even years after their last dose. Researchers are seeking clues to what underlies these long-term changes. Some of the neural changes they've found look very familiar: Addicti[...]
Scientists have traditionally confined their use of the term addiction to substances that clearly foster physical dependence. That's changing, however. New knowledge suggests that, as far as the brain is concerned, a reward's a reward, regardles[...]