The interactive effects of emotional clarity and cognitive reappraisal on problematic cannabis use among medical cannabis users

► Current debates on legalization of cannabis for medical reasons not informed by data. ► Investigated two factors that may lead to problematic use in medical cannabis users. ► Low emotional clarity associated with problematic cannabis use. ► Use of cognitive reappraisal, an emotion regulation strategy, influenced this relation. ► Low clarity and frequent cognitive reappraisal predicted more problematic use.