Teen Vaping: Health Risks and What Parents Should Know Cedars Sinai Vaping really is THAT bad @LungAssociation says vaping isn't just inhaling harmless water vapor. Liquid in vapes often holds harmful drugs & chemicals, like nicotine, propylene glycol (found in antifreeze), carcinogens, acrolein ( Does Vaping Increase Your Risk of Cancer? PSA: vaping at high voltages produces high levels of a carcinogen The Verge The Hidden Dangers of Vaping: How E Cigarettes Are Setting Kids Up for Serious Health Issues UICC OncoDaily Vapes and e cigarettes often contain nicotine, heavy metals, and carcinogensand can harm developing brains, affect mood and learning, and lead to lasting lung damage. Just one hit can start an addiction.