Black lung. The disease is typically associated with coal miners of the past, but there’s be a recent spike in cases – with miners being diagnosed at younger ages. From 2013 to 2017, more than 400 people at one Appalachian clinic were diagnosed with black lung. The disease is caused by exposure to silica dust, which can damage and scar lungs when inhaled. John Robinson started working in the mines at 20 years old, and 27 years later, he received the diagnosis. Producer Teresa Krug travels to Virginia to hear his story.   

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