Mixing booze, pot is a serious threat to traffic safety

6/12/17–Use of marijuana in combination with alcohol by drivers is especially dangerous, according to a latest study conducted at Columbia University’s Mailman School of Public Health. Drivers who used alcohol, marijuana, or both were significantly more likely to be responsible for causing fatal two-vehicle crashes compared to drivers who were involved in the same crashes but used neither of the substances. The findings are published in the journal, Annals of Epidemiology. Read