Study: Juul Pods Contain Caffeine. What's It Doing There, And What Does It Do? We break down the key differences between traditional cigarettes and e cigarettescovering: 1 Their compositions and ingredients. 2 The health risks associated with both. 3 Nicotine levels and addiction potential. 4 The impact What is next for Juul after FDA temporarily suspends ban of its e cigarettes and other products? Good Morning America Is Vaping Healthier Than Smoking? Health Risks of E Cigs Like Juul Business Insider