Is driving stoned as bad as driving drunk?

Whether driving stoned is more or less dangerous than driving drunk has long been debated. Research on the subject is hazy, at best, and there’s little consensus among psychologists or law enforcement on the issue. read more

Drugged driving and drunk driving are both bad ideas. Different drugs affect your driving differently. For example, marijuana increases one’s reaction times, decreases one’s coordination, causes one’s attention to waver erratically, and generally impairs one’s judgment. read more

Still, driving while high may not be nearly as dangerous as driving while drunk. The cognitive impairments caused by marijuana are correlated with only modest reductions in driving performance in driving simulations, according to a 2009 study in the American Journal of Addictions. read more