Medical infograph. The infograph was developed by the Consumer Download Scientific Diagram E Cigarettes and Lung Health American Lung Association E Cigarettes and Vaping Tear Pad Health Edco Tobacco use is one of the leading causes of death in the world and is a preventable risk factor of noncommunicable diseases for example cancer and heart disease. There is no safe E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says.