Juul users inhaling chemicals not listed Yale News Toxicity of JUUL Fluids and Aerosols Correlates Strongly with Nicotine and Some Flavor Chemical Concentrations bioRxiv JUUL Is Unsafe. We Want You to Know Why. What Does A JUUL Really Do To Your Body? Franciscan Health 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 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