When a jurisdiction transitions from medicinal-use-only to full cannabis legalization, it impacts older adults in different ways. In California, for example, full legalization has blurred the distinction between medicinal and adult use, as seniors frequently bypass the medical registration route entirely, and simply purchase their medicine in the state’s full service dispensaries. In the case of Canada, however, which went fully legal one year ago, the change has been both substantive and substantial. Dr. Jess…