The use of cannabis and hallucinogens “stayed at historically high levels” among both younger and middle-age adults in the US in 2023, according to the latest survey from Monitoring the Future, a study conducted by researchers at the University of Michigan since 1975 and funded by the National Institutes of Health. “The survey is an important source of information about substance use trends among the adult population in the US,” said Dr. Wilson Compton, deputy…
