Electronic cigarette Wikipedia E cigarettes and Vapes E cigarettes, Vaping and the Heart: What we know so far Dr Sanjay Gupta Cardiologist 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 While vaping is not risk free, it is less harmful than tobacco Our World in Data