Smoking in adolescence contributes to attention problems that persist into adulthood, a new study of identical twins suggests. "Since our results imply that smoking causally increases attention ...

Children exposed to maternal smoking before birth are more likely to experience behavioral and mental health challenges, ...

WASHINGTON (AP) – An increasing number of cigarette smokers believe there is something morally wrong about smoking cigarettes, according to a survey commissioned by the Public Health Service, which is ...

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There is nothing mysterious about the use of stimulant drugs. They tap into our brain chemistry in ways that make us feel good. The crux is that long-term use produces seriously disabling health ...

Among adults seeking treatment to quit smoking, those with a history of sleep problems were more likely to continue smoking. However, current sleep issues and insomnia related to withdrawal showed no ...