E cigarette flavored pods induce inflammation, epithelial barrier dysfunction, and DNA damage in lung epithelial cells and monocytes Scientific Reports Vaping Student Health & Well Being Did you know one Juul pod is nearly equal to one pack of cigarettes? According to a study published in the National Library of Medicine, one JUUL pod appears capable of delivering Cell specific toxicity of short term JUUL aerosol exposure to human bronchial epithelial cells and murine macrophages exposed at the airliquid interface Respiratory Research Springer Nature Link