The number of children (ages 3 to 11 years) in the United States who are exposed to tobacco smoke has decreased steadily from 1999 to 2014. However, childhood tobacco smoke exposure differs among sociodemographic groups.
Smokers who switch to cigarettes with very low nicotine content may experience mild and transient increases in some withdrawal symptoms. Cigarettes with reduced nicotine will be easier to quit than the cigarettes marketed at present.
Research suggests that helping patients quit and remain abstinent from smoking may improve their chances for sustained recovery from use of other drugs.