A new survey finds that seniors are blurring the lines between medicinal and recreational marijuana use. The study , “Measuring Attitudes Toward Medical and Recreational Cannabis Among Older Adults in Colorado,” appeared in the May 14, 2019, issue of the Oxford Academic-published journal Gerontologist, and found changing attitudes among the fastest-growing population segment of cannabis users: adults ages 60 and older. The study, which was conducted by researchers from the universities of Colorado , Illinois , and Iowa , was funded by the Colorado Department of Public Health and Environment. Data were collected from a 2017 cross-sectional survey of 274 older Coloradans ages 60 to 94, with a mean age of 72, about 65% of whom were women who were recruited from senior centers, health clinics, cannabis clubs, and dispensaries statewide. The survey included 83 questions on a variety of topics exploring the attitudes, prevalence, predictors, patterns, and health outcomes relating to ca...