Teens are smoking and drinking less, though teens in states that legalized marijuana for medical use report a higher use of marijuana-infused edibles, according to the latest results of an annual study funded by the National Institutes of Health.
Six percent of high school seniors use marijuana daily, said the long-running study, which surveyed eighth, 10th and 12th graders in public and private schools. Just under 23 percent of high school seniors said they had used marijuana in the past month.
Among eighth graders, marijuana use in the past month dropped to 5.4 percent from 6.5 percent in 2015. Daily usage dropped to 0.7 percent from 1.1 percent in 2015, and past year marijuana use among eighth graders dropped to 9.4 percent from 11.8 percent in 2015.
“Similarly, rates of marijuana use in the past year among 10th graders also remained stable compared to 2015, but are at their lowest levels in …
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