Reports on scientists who pinpointed the biochemical trigger from morphine that sets off a chain reaction that inhibits an immune cell that is key in fighting viruses and cancer.
Reports on the prevalence of substance abuse among youth based on 2007 data from a national survey of behaviors, attitudes, and values.
Reports on results from a study showing that men and women with alcohol use disorders are more likely to report nonmedical use of prescription drugs than people who don't drink at all.
April 2007 Describes a meeting of researchers and clinicians who gathered to discuss the challenges in balancing appropriate pain treatment with efforts to minimize prescription opioid misuse.
October 2006 Highlights data from an annual national survey of youth showing a pattern of rising nonmedical use of sedatives among high school seniors.