Electronic cigarettes (e cigarettes) are sometimes called e cigs, vapes, vape pens, and electronic nicotine delivery systems (ENDS). E cigarettes come in many shapes and sizes. Most e cigarettes contain nicotine. Get the facts about e cigarettes, Vaping as bad as fags after experts reveal e cigarettes can seriously damage the heart Is vaping better than smoking? Or is vaping worse than smoking? Smoking vs Vaping Which Is Worse? E Cigarettes Infographic Health and Care Are There Any Health Dangers With Vaping?