April 2014 Almost one-third (32 percent) of the roughly 42,000 Monitoring the Future survey respondents reported having used marijuana during their lifetime. However, abuse of many other drugs—methamphetamine, heroin, cocaine, and some prescription medications—declined.
May 2014 One out of every 143 U.S. patients who received a prescription for an opioid painkiller in 2008 obtained prescriptions from multiple physicians in a pattern that suggests misuse or abuse of the drugs.
Within the 2 weeks prior to responding to a nationwide survey, 28 percent of high school seniors were in a vehicle whose driver had been using marijuana or another illicit drug, or had drunk 5 or more alcoholic drinks.
July 2014 Interventions that bolster self-control in childhood and early adolescence might shield ethnic and racial minority adolescents and young adults from the burden of both drug use and depressive mood.
October 2014 Despite common concerns that encouraging patients to quit smoking might endanger their success in treatment of substance use and mood or anxiety disorders, smoking cessation appears unlikely to hinder and may even help recovery.
May 2016 Teens who avidly seek new and intense sensations are more likely to start using substances, but are not more likely to use them regularly within the next 3 years unless they also are prone to devalue distant consequences and act impulsively.
Legally protected marijuana dispensaries (LMDs) were associated with lower rates of dependence on prescription opioids, and deaths due to opioid overdose, than would have been expected based on prior trends. However, LMDs also were associated with higher rates of recreational marijuana use and increased potency of illegal marijuana.