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Study: Smoking Hurts Brain More than Drinking
Researchers who studied mental function in women concluded that those with a past history of smoking may suffer cognitive impairment, whereas those who drank too much in the past did not seem to suffer long-term mental problems. 03/19/2010

Arterial Damage Reversed When Smokers Quit
Smokers get a variety of benefits when they quit, including improved arterial health and better levels of good cholesterol, even though they tend to gain some weight, researchers say. 03/17/2010

Needle Exchanges Reduce Sharing, But Impact on HIV Transmission Unclear, Researchers Say
A new research review finds strong evidence that needle-exchange programs reduce the sharing and reuse of dirty needles among drug addicts, but less-than-compelling data about the programs' effectiveness in reducing the spread of HIV. 03/17/2010

Camel Ads Affect Teen Girls' Cigarette Preferences: Study
A new study finds that a marketing campaign for Camel No. 9 cigarettes has a major impact on the brand preference expressed by girls ages 12-16. 03/17/2010

Liver Disease Higher Among Overweight Drinkers, Study Finds
The combination of obesity and alcohol use can increase the risk of cirrhosis of the liver, according to researchers in the U.K. 03/16/2010

Inhalants are Drug of Choice in Early Adolescence, Report Says
A new report from the Substance Abuse and Mental Health Services Administration (SAMHSA) says that inhalants trail only alcohol among the substances used by 12-year-olds to get high. 03/15/2010

In Some, Genes Elevate Cancer Risk Even with Modest Exposure to Cigarette Smoke
Individuals with a certain genetic predisposition to lung cancer should avoid cigarette smoke altogether or risk developing the disease, researchers say. 03/12/2010

Long-Term Smoking Protects Against Parkinson's, Study Confirms
The latest study to find a link between smoking and lowered risk of Parkinson's disease says that the protective effect appears to be related to the number of years of smoking, not how many cigarettes a smoker consumes daily. 03/12/2010

Nicotine Load Builds to Peak in Cigarette Smokers: Study
Smokers slowly build up nicotine levels to a peak, rather than receiving a burst of the drug in their brain with each drag, according to researchers at the Duke University Medical Center. 03/11/2010

Cocaine Deaths Higher on Hotter Days
More people die of cocaine overdoses on hot days, possibly because the drug raises body temperatures. 03/11/2010

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