Differences In Brain Circuitry Make It More Difficult For Impulsive Persons To Control Their Cravings
Differences In Brain Circuitry Make It More Difficult For Impulsive Persons To Control Their Craving For Cigarettes
Medical News Today
July 18, 2013
Impulsiveness plays an important role in addiction to drugs. In the first study on the neural pathways that underlie the relationship between impulsivity and cigarette craving, researchers found that impulsive people (who experienced the most intense cravings in response to images of cigarettes) showed diminished activity in the posterior cingulate cortex of the brain. The study concludes that a lower activity in this region makes it more difficult for impulsive people to control their cravings for cigarettes and other drugs.
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Keywords: brain, circuitry, impulsive, craving, cigarettes, difficult