For such a common disease, lung cancer can be hard to spot. In the early stages you probably won’t even know you’ve got a problem. But by the time you investigate that persistent cough, your livelihood may already hinge on a range of expensive, invasive treatments. For such a common disease, lung cancer can be hard to spot. In the early stages you probably won’t even know you’ve got a problem. But by the time you investigate that persistent cough, your livelihood may already hinge on a range of expensive, invasive treatments. Bio & Medicine Phys.org – latest science and technology news stories