Mesothelioma and Work Exposure Mesothelioma is more common for those who work with asbestos. Firefighters, construction workers and military veterans are at higher risk. Mesothelioma mostly affects the lung's lining (pleural mesothelioma) or the abdomen. In rare instances, it may affect the testicles and the heart. Check with your GP https://vimeo.com/704972479