Study Suggests 4/20 Marijuana Holiday Linked to Uptick in Traffic Accidents

Study Suggests 4/20 Marijuana Holiday Linked to Uptick in Traffic Accidents A study published Monday The study reviewed crash data Dr. John Staples, Dr. John Staples, JAMA Internal Medecine Staples did acknowledge other factors that could contribute to a rise in crashes on that day, and the study cannot confirm whether or not the individuals involved in the accidents were under the influence of marijuana.