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NIDA Notes Articles: Tobacco

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Lower Rates of Cigarette and Marijuana Smoking Among Exercising Teens

October 2009
Highlights prevalence rates of cigarette and marijuana smoking among teens who exercise regularly as compared with their less active peers.

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Smokers Who Quit May Have Genetic Advantage

November 2009
Describes research providing evidence that genes may influence how successful a person is in quitting smoking and which cessation technique may work best for them.

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Nicotine Boosts Mood, Brain Dopamine Levels

November 2009
Highlights findings from a study showing that nicotine triggers a surge in levels of the neurotransmitter dopamine in the brain's main reward area for cigarette smokers.

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Substance Abuse and Sexual Risk Show Town-Gown Divide

December 2009
Compares data on substance abuse and sexual risk among college students and their peers who do not attend college.

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Studies Link Family of Genes to Nicotine Addiction

December 2009
Reports study results suggesting that genes for several acetylcholine receptor proteins influence early smoking responses and the likelihood of nicotine dependence.

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Vouchers Boost Smoking Abstinence During Pregnancy

April 2010
Describes a voucher-based reinforcement therapy trial with pregnant smokers to determine its effectiveness in enhancing abstinence rates.

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Peer Interaction Enhances Adolescent Rats' Drug Reward

April 2010
Describes an animal study reporting that peer interaction enhances adolescent rats’ drug reward and discusses the impact of these findings to future research on drug reward in social context.

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Reality Videos Bring NIDA Scientists to Web Site for Teens

April 2010
Highlights new video clips on NIDA's Web site for teens that explore the dangers of drug abuse and that address questions from youth and their parents on the topic.

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Adolescent Cigarette Smoking Holds at Lowest Recorded Levels

October 2010
Discusses 2009 prevalence rates of cigarette, alcohol, prescription drug, and illicit drug use among adolescents and discusses trends in use over time.

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Parental Supervision and Genetics Interact To Influence Nicotine Addiction

December 2010
Reviews research indicating that both parental influence and certain genes interact to influence nicotine addiction and that parental monitoring may play a role in reducing risk.

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