Substance Abuse & Mental Health Services Administration

The Substance Abuse and Mental Health Services Administration (SAMHSA)

Latest Research

July 17, 2015
A new study finds marijuana use among young teens is on the decline, while disapproval of the drug among this age group is increasing. Marijuana use is also on the decline among teens ages 15 to 17.
July 17, 2015
Long-term abuse of stimulant drugs such as cocaine and methamphetamine may have a greater effect on the brains of women compared with men who were dependent on the same drugs, a new study suggests.
July 10, 2015
Three-quarters of U.S. adults favor raising the minimum tobacco age of sale to 21 years, including seven in 10 smokers, according to a new government study. Support for raising the minimum smoking age was strongest...
July 10, 2015
Viewing ads for medical marijuana may influence middle school students to use the drug, a new study suggests. Students in sixth through eighth grades who saw ads for medical marijuana were twice as likely as others to...
July 10, 2015
Giving college students personalized feedback on their drinking habits through text messages and websites can help them cut back, a growing body of research suggests.
July 10, 2015
A new study links “pharmacy shopping” with many painkiller overdose deaths among patients on Medicaid. The study found patients who used four pharmacies within 90 days had the highest odds of overdosing, HealthDay...
July 2, 2015
A medication used to treat high blood pressure might be useful in addiction treatment, a study of rats suggests. The drug, called isradipine, erased memories that led the rats to associate a certain room with cocaine or...
July 2, 2015
A small study suggests using a form of virtual reality therapy may be useful in treating alcohol dependence. The treatment puts patients in situations similar to real life, and requires them to actively participate,...
June 25, 2015
Most edible marijuana products incorrectly list their levels of THC, the main psychoactive ingredient, a new study finds. The study analyzed 75 edible marijuana products sold in Seattle, San Francisco and Los Angeles,...
June 25, 2015
A review of 80 studies of medical marijuana concludes it may be useful for treating certain conditions, but the evidence is weak in supporting the drug’s use for many others. The researchers said any benefits of medical...

 

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