Cannabinoid Hyperemesis Syndrome
A new and somewhat mysterious syndrome, known as cannabinoid hyperemesis syndrome or CHS for short, is affecting some individuals who smoke cannabis 3 to 5 times a day for an average of between 5 to 15 years. Up to 33% of cases involve those who have smoked it for only one year or less. While there are a few theories about its cause, a prominent theory suggests it is caused by a genetic polymorphism or a mutation in the CYP450 gene....