Workplace Exposure Said to Be a Significant Cause of Respiratory Disease

An epidemiological study conducted by the University of California, San Francisco (UCSF), has concluded that workplace exposure to dust and fumes is a contributor to up to 31 percent of diagnosed cases of chronic obstructive pulmonary disease (COPD) in the United States.The study, which was published in the September issue of the European Respiratory Journal, said that such exposures may account for as many as 5 million cases of emphysema, chronic bronchitis and related disease, disease