Cardiopulmonary Impact of Electronic Cigarettes and Vaping Products: A Scientific Statement From the American Heart Association Circulation E Cigarette and Endothelial FunctionA Critical Review of Preclinical Studies Chemical Research in Toxicology E cigarette vapor exposure amplifies harmful inflammatory response in influenza A E cigarettes lower immunity to flu and other germs Secondhand vape exposure regulation of CFTR and immune function in cystic fibrosis American Journal of Physiology Lung Cellular and Molecular Physiology American Physiological Society Vaping makes lung bacteria more harmful and cause more inflammation