Driving with a Marijuana High: How Dangerous Is It?

Source: Yahoo News - ScienceMost Americans think that driving while high on marijuana isn't that dangerous, according to a recent Gallup poll. About 70 percent of people polled said that people who drive while impaired by marijuana are "not much of a problem" or only a "somewhat serious problem," whereas just 29 percent said it was a very serious problem. But is it really safe to drive while high on marijuana?