Work-related respiratory diseases take a deadly toll

Disease Estimated annual deaths in U.S.
Asthma 591
Chronic Obstructive Pulmonary Disease (COPD) 18,411
Pneumoconiosis (dust-related lung disease) 2,189
Lung cancer 15,366
Mesothelioma (asbestos-related cancer) 2,194
Total 38,751

Source: National Institute for Occupational Safety and Health