Marijuana use among U.S. college students in 2016 was at the highest level seen in the past three decades, according to the most recent findings from the national Monitoring the Future follow-up study.
College student marijuana use has been showing a steady increase over the past decade.
Levels of first-time marijuana use in college have increased sharply in the past three years to the highest levels recorded in the past three decades. In 2015, about one in five college students became a first-time marijuana user.
Teenagers' use of drugs, alcohol and tobacco declined significantly in 2016 at rates that are at their lowest since the 1990s, a new national study showed.
But University of Michigan researchers cautioned that while these developments are "trending in the right direction," marijuana use remains high for 12th-graders.
Patients using medical marijuana to control chronic pain reported a 64 percent reduction in their use of more traditional prescription pain medications known as opioids, a University of Michigan study finds.