PT - JOURNAL ARTICLE AU - Fleshman, Brady AU - Kaiser, Kim TI - Cannabinoid Hyperemesis Syndrome in an Athlete AID - 10.3122/jabfm.2021.04.200586 DP - 2021 Jul 01 TA - The Journal of the American Board of Family Medicine PG - 811--813 VI - 34 IP - 4 4099 - http://www.jabfm.org/content/34/4/811.short 4100 - http://www.jabfm.org/content/34/4/811.full SO - J Am Board Fam Med2021 Jul 01; 34 AB - Cannabis (marijuana) is an increasingly prevalent substance used in college-aged adults. Cannabinoid Hyperemesis Syndrome (CHS) is 1 outcome of chronic cannabis use, which presents as cyclic intractable vomiting that can be temporarily relieved with hot baths or showers. This case discusses a collegiate football athlete who presents with intractable vomiting, and it underscores the importance of a detailed history to discern CHS from other more common diagnoses. The report will highlight key diagnostic characteristics, pathophysiology, and treatment options for patients with presumed CHS.