Detailed text transcripts for TV channel - FOXNEWS - 20121207:00:48:00
The years. >> the problem is heavy users, though not impaired, can test positive weeks after smoking. also, what you smoke and how you smoke it effects people differently. so even experts don't know how much pot causes impairment. >> for anyone to be able to say that two hits or two dosages would get me five than grams, it is nearly impossible to make that determination. >> so a pipe, a joint, a bong, what you use and where and how that pot is grown all effect the level of thc in your blood and your fat and that shepard is, a problem for those heavy users who could test positive long after the...