Smoking drinking and drug use are significantly higher among those who have psychotic disorders than among those in the general population says a new paper. Researchers at Washington University School of Medicine in St. Louis and the University of Southern California found that individuals with severe mental illness and engaged in substance abuse are more likely to die younger than people without severe psychiatric disorders. 'Such patients tend to pass away much younger with estimates ranging from 12 to 25 years earlier than individuals in the general population. They don't die from drug overdoses or commit suicide - the kinds