FDA orders Juul e cigarettes and vaping products to be taken off the market in US ABC News 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 Minnesota youth vaping trial of e cigarette maker Juul opens PBS News JUUL: e cigarette dominates the marketand fears of parents Vapes are harmful and can be highly addictive. Some disposable vapes have nearly tripled in nicotine strength in the span of only 5 years.