The Truth About What Vaping Is Doing to Your Body American Lung Association Cigarette smoke exposure and alveolar macrophages: mechanisms for lung disease Thorax New heated tobacco device causes the same damage to lung cells as traditional cigarettes and e cigarettes ERS European Respiratory Society How does smoking cause cancer? Cancer Research UK Vaping destroys lining and immune cells in the lung, says study Even Nicotine Free E Cig Vapor Damages Lung Cells IFLScience