While there are studies that show cannabis may be useful in alleviating pain, nausea, and other symptoms associated with certain medical conditions, some doctors and researchers are seeing a rise in unexpected and serious health problems linked to its use – including cannabis use disorder, cannabis hyperemesis syndrome, and even psychosis. In this episode, Dr. Rachel Wightman, an emergency physician who has been at the forefront of treating patients affected by these conditions joins Dr. Philip Chan to help us understand these emerging issues.