While vaping is not risk free, it is less harmful than tobacco Our World in Data E Cigarettes May Help Even Die Hard Smokers Kick the Habit Smoking or vaping both harm your health., They damage your lungs, strain your heart, weaken immunity, and reduce overall well being., Choosing less harmful doesnt mean choosing safe., Your health About E Cigarettes (Vapes) Smoking and Tobacco Use CDC Have you been thinking about trying vapes or e cigarettes? Think again! Most e cigarettes contain nicotine and other harmful substances. Some products claiming to be nicotine free have been found to contain nicotine. Nicotine E cigarettes: 'cancer risk close to zero' Bhekisisa