New Study: Students Report Harmful Effects from Vaping, Don't Use JUUL to Quit Smoking Stories Print and Download About Vaping Prevention Resources HHS.gov While vaping is not risk free, it is less harmful than tobacco Our World in Data Can vaping damage your lungs? What we do (and don't) know Harvard Health Vaping and the side effects Vape Caf Nicotine is especially addictive for young people and can make it harder to learn and focus. Nicotine withdrawal can worsen stress and mental health symptoms. Learn more about the risks of vaping