What Is Juuling? UPMC MyHealth Matters DYKOne Juul pod contains as much nicotine as a pack of cigarettes. Side effects include increased heart rate and blood pressure, lung disease, chronic bronchitis and insulin resistance leading to type 2 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 Predicting molecular mechanisms, pathways, and health outcomes induced by Juul e cigarette aerosol chemicals using the Comparative Toxicogenomics Database ScienceDirect 6 important facts about JUUL