Vaping: Get the Facts. Protect Your Future Anne Arundel County Health Department Notes from the Field: E Cigarette and Nicotine Pouch Use Among Middle and High School Students United States, 2024 MMWR 5 Vaping Facts You Need to Know Johns Hopkins Medicine Vaping is not harmless. The e liquid used in vapes contains many chemicals and often nicotine. None of these ingredients belong in young people's lungs. Learn more about how to discuss vaping with