Mesothelioma is asbestos-related cancer that forms on the protective tissues on the lungs, abdomen, and heart. Though the tumors can be benign, malignant mesothelioma can be life-threatening. This form of cancer develops when a person ingests asbestos, the cause of all cases. Once the asbestos fibers become lodged in the lining of the lungs, heart, or abdomen, they damage the…