E cigarette vapor disables key immune cells in the lung and boosts inflammation Chronic airway inflammatory diseases and e cigarette use: a review of health risks and mechanisms European Journal of Medical Research Springer Nature Link Frontiers Vaping, SARS CoV 2, and Multisystem Inflammatory Syndrome: A Perfect Storm Electronic Cigarettes Induce Mitochondrial DNA Damage and Trigger TLR9 (Toll Like Receptor 9) Mediated Atherosclerosis Arteriosclerosis, Thrombosis, and Vascular Biology E cigarettes Stress Lungs, Impair Protein Function News Release PNNL Vaping shown to have different effect on the lungs to smoking in new study