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 E Cigarettes Vaping with Juul & Other Electronic Cigarettes F.D.A. Orders Juul to Remove E Cigarette Products from U.S. Market The New York Times Do Juul Pods Contain Formaldehyde Juul can continue selling e cigarettes as FDA says vaping benefits outweigh risks Formaldehyde in Electronic Cigarette Liquid (Aerosolized Liquid) Jenna L. Ruggiero, Lindsey M. Voller, Javed A. Shaik, Sara Hylwa, 2022