It's true that e cigarettes don't have as many chemicals as traditional tobacco products, but that doesn't mean they're safe. Franciscan Health pulmonologist Dr. Faisal Khan breaks down the facts on vaping and E cigarettes: nicotine supplement or aid to quit smoking? Daily E Cigarette Use May Be Linked to Higher Combustible Cigarette Cessation The ASCO Post E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA