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.
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.
Compares data on substance abuse and sexual risk among college students and their peers who do not attend college.
Discusses 2009 prevalence rates of cigarette, alcohol, prescription drug, and illicit drug use among adolescents and discusses trends in use over time.
Reports study results suggesting that genes for several acetylcholine receptor proteins influence early smoking responses and the likelihood of nicotine dependence.