CDC study links surge in hospital visits to cannabis hyperemesis syndrome with new coding
TL;DR
A CDC study finds a 16% rise in emergency department visits for cannabis hyperemesis syndrome after a dedicated diagnosis code was introduced, with nearly 200,000 visits from Jan 2023 through summer 2025. Increases were largest among 15–24-year-olds, teen girls and women, and among Black Americans and American Indian/Alaska Native groups, highlighting prior underdiagnosis and the need for more research on high-potency cannabis products and usage patterns.
- Hospital visits from condition linked to frequent marijuana use on the rise, CDC study says Action News 5
- Cannabis-linked vomiting disorder rises sharply, especially among young users Ynetnews
- CDC Reports a Sharp Rise in Emergency Visits for Cannabis Related Vomiting, and Explains Most of It medicaldaily.com
- Marijuana Vomiting Herald and News
- Cannabis 'Scromiting' Finally Has Its Own ER Code—and the Numbers Are Higher Than Anyone Realized Gizmodo
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