Public The amount of nicotine in an e cigarette can vary greatly. Youth may intake nicotine levels that are equivalent to multiple packs of cigarettes. To learn more about the highly addictive Heated Tobacco Products, Cigarettes, and E Cigarettes: What's the Difference PMI Science E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA Vape vs Cigarette: Which Is Better 2025 vape billiorsonn Smoking vs Vaping 3 Charts Visual Study: The Link Between Vaping and Smoking in Kids