Vaping is often seen as a less harmful alternative to smoking, but since it is still relatively new, there is no way to study the long term effects. Both vaping and smoking irritate How Harmful is Vaping? CNM Ireland College of Naturopathic Medicine A leading provider of a range of natural health training courses Vapes Explained: Differences, Risks & Rules at a Glance An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link E cigarettes, vaping and the law Positive Choices Formaldehyde in Electronic Cigarette Liquid (Aerosolized Liquid) Jenna L. Ruggiero, Lindsey M. Voller, Javed A. Shaik, Sara Hylwa, 2022