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NIDA Notes Articles: Smoking

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Tobacco Smokers Have High Probability of Transition to Dependence

abril del 2012
First-time smokers have a much higher chance of eventually becoming dependent than first-time users alcohol, cannabis, and cocaine.

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Cognitive Strategy Reduces Craving by Altering Brain Activity

abril del 2012

While viewing images of cigarettes, smokers reported milder cravings when they shifted their focus from the pleasures of smoking to its harmful effects. Brain imaging showed a correlation between the reductions in craving and altered activity levels in regions associated with emotional regulation and reward.

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Research Focuses on Groups With High Smoking Rates

abril del 2012
Dr. Volkow discusses NIDA’s efforts to develop effective antismoking treatments for populations with persistently high rates of smoking, such as people with psychiatric disorders, high school dropouts, and Native Americans.

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Desire to Smoke Subsides, But Cigarette Cues Retain Power

abril del 2012

During early abstinence, smokers’ cravings triggered by cigarette cues intensified over time, providing evidence that people can experience a phenomenon previously observed in experiments with animals

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Prevention System Has Lasting Effects, Benefit Exceeds Costs

julio del 2012

Towns that implemented a drug abuse prevention program called Communities That Care will see a return of $5.30 for each $1 they invested during the 5-year trial of the intervention, according to a cost-benefit analysis. The estimate is based on reductions in smoking and delinquency observed during the fourth year of the study among eighth-graders and the projected total costs of smoking, delinquency, and crime avoided over the lifetimes of study participants.

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Adolescent Smoking and Drinking at Historic Lows

julio del 2012
Rates of adolescent cigarette smoking and alcohol drinking stood at historic lows in 2011, but marijuana use trended upward, according to the Monitoring the Future (MTF) survey.

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Good Behavior Game Wins 2012 Mentor International Best Practice Award

noviembre del 2012

The NIDA-supported Good Behavior Game recently was honored with the 2012 Mentor International Best Practice Award. The game, which focuses on reducing disruptive behaviors in elementary school classrooms, has been shown to prevent drug abuse and other problems in adolescence and young adulthood.

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Nicotine Makes Mouse Brain More Responsive to Cocaine

febrero del 2013

Nicotine sensitizes the mouse brain to the addictive effects of cocaine, according to recent NIDA-supported research. The results accord with the hypothesis that a person’s initial use of an addictive substance physiologically sensitizes his or her brain to the rewarding and addictive effects of other substances. If the findings carry over to people, then preventing youths from smoking might reduce their vulnerability to cocaine abuse and addiction, and cocaine-dependent individuals might ease their path to recovery by quitting smoking.

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Adolescent Cigarette, Alcohol Use Declines as Marijuana Use Rises

febrero del 2013

Fewer teens are using cigarettes, alcohol, and most illicit drugs, according to NIDA’s latest Monitoring the Future study. Troubling  trends persist in marijuana use, however, and nonmedical prescription drug use remains a concern.

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Receptor May Underlie Gender Differences in Response to Smoking Cessation

mayo del 2013

Men benefit more than women from nicotine replacement therapy for smoking cessation because nicotine affects a key neuroreceptor differently in the two sexes, a NIDA-sponsored study suggests. The findings highlight the need for alternative therapies for women smokers, and point to the female hormone progesterone as a potential therapeutic target.

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