Mesothelioma Guide provides information to patients with mesothelioma and their families. Mesothelioma is a cancer caused by exposure to asbestos. Generally, it affects 3,000 people in the United States per year. It affects the lining of the lungs, abdomen, and heart. By offering material on the causes and risk factors associated with mesothelioma, treatment options that are available, and prognosis statistics, Mesothelioma Guide is one of the top sites on the web for those affected by mesothelioma.