Vaping Devices (Electronic Cigarettes) DrugFacts National Institute on Drug Abuse (NIDA) Comparison of Nicotine Levels Between Cigarettes and Vapes Ecigator Heated Tobacco Products, Cigarettes, and E Cigarettes: What's the Difference PMI Science While vaping is not risk free, it is less harmful than tobacco Our World in Data Is Vaping Better Than Smoking? American Heart Association Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs.