Vaping is NOT Harmless. Know the long term effects before it's too late! Most e cigarette liquids contain high levels of nicotine, which is highly addictive. Despite the legal age being 21, vaping devices Vaping harms your health Cancer Institute NSW Vaping & Mental Health California School Based Health Alliance Can vaping damage your lungs? What we do (and don't) know Harvard Health Online: Up In Smoke (or Vape) Health Consequences of Smoking, Vaping, and Air Quality on the Human Body Child Care Resource Center CCRC Effects of Vaping The Adams Kilt