You may not have heard about it yet, but right now 59 South African gold miners are making history. The miners and their families are currently suing the miners’ former employers - 32 mining companies including Anglo American and Gold Fields - for how their work has shattered their health. Silicosis is a fatal lung disease caused by inhaling the silica dust found in gold mines. It gets worse over time. Symptoms include a persistent shortness of breath, weakness and tiredness.