Tobacco is Changing: E Cigarettes Wisconsin Department of Health Services How have e cigarettes changed over time? New study finds disposable vaping devices more toxic than traditional cigarettes Up in smoke: Considerations for lithium ion batteries in disposable e cigarettes: Joule Young e cigarette users report widespread use of flavor blends and concept flavors like Iced Mango, Blue Dream, and OMG Notes from the Field: E Cigarette and Nicotine Pouch Use Among Middle and High School Students United States, 2024 MMWR