Chronic cannabis use, vomiting and compulsive bathing—symptoms of a hidden syndrome
Researchers have found that cannabinoid hyperemesis syndrome, a vomiting condition tied to chronic cannabis use, rose sharply in US emergency departments between 2016 and 2022 and has stayed elevated. As of June 2025, nearly half of US residents live in state…
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Chronic cannabis use, vomiting and compulsive bathingsymptoms of a hidden syndromeMedical Xpress / JAMA Network Open ^
| Dec. 3, 2025
| Justin Jackson / James A. Swartz et al
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