Can vaping damage your lungs? What we do (and don't) know Harvard Health Nicotine use among young people is evolving. New research shows more youth are using multiple nicotine products at the same timemost commonly cigarettes and e cigarettes, with a growing rise in combining vapes You may not feel it now, but your lungs will. Vaping scars lungs. Smoking chokes life. Choose prevention. #LungMonth2025 a disposable vape is equal to how many cigarettes How Long Does Cigarette Smell Last on Breath and Smoke Stay in Your Lungs? SMOKO E Cigarettes