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NIDA Notes Articles: Smoking

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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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Marijuana Smoking Is Associated With a Spectrum Of Respiratory Disorders

October 2006
Highlights two studies suggesting significant associations between marijuana smoking and respiratory disease.

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Marijuana Use May Promote Nicotine Consumption

April 2014

Exposing rats to THC increases the likelihood that the animals will later self-administer nicotine. THC-exposed rats are also willing to work harder to obtain nicotine. When extrapolated to people, the findings suggest that THC’s pharmacological impact on the brain may make a person who uses marijuana more vulnerable to developing nicotine addiction, an underappreciated health consequence of marijuana use.

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Menthol May Strengthen Nicotine Addiction

March 2011
Reports on a study of Latino and African-American smokers of menthol cigarettes who did not benefit as much from a month-long smoking cessation program as smokers of non-menthol cigarettes.

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Naltrexone-Nicotine Patch Combination Shows Promise

April 2007
Reports findings from a clinical trial investigating the effectiveness of naltrexone as a supplement to nicotine replacement therapy for smoking cessation.

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Nanotechnology Powers Smart Skin Patch

November 2011

An in vitro test demonstrates the potential of a programmable skin patch that will enable physicians to tailor transdermal medication doses to match patients' fluctuating needs.

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Neuroimaging Challenges Common Assumption of Public Service Messaging

October 2010
Describes a study of smokers' brain function while they watched antismoking PSAs and findings suggesting that calmer ads may be more effective.

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New Tracer for Nicotinic Receptors Promises Improved Specificity

April 2009

Reports on NIDA researchers who developed a new tracer compound that binds readily to nicotine receptors and enhances positron emission tomography images.

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Nicotine Alters the Developing Rat Brain

February 2007
Describes animal studies that suggested exposure to the drug during gestation or adolescence may cause lasting alterations in reward and motivation circuits.

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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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