WebMD Health News (online) August 2:
"Researchers at Yale University School of Medicine in New Haven, Conn., wanted to evaluate what was going on in the brains of smokers when they were asked to perform a task designed to test how cravings are regulated, meaning whether patients refrained from what they knew wasn’t good for them or if they succumbed to the craving... Substance abuse is a major public health problem. In the United States, about 43 million Americans or 20% of U.S. adults smoke, and 8% of people age 12 and older have used an illicit drug in the previous month, according to the CDC. The results suggest that cravings involve neural dynamics parallel to those regulating emotions,the authors say."
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