Number of children using e cigarettes is surging, WHO reports Young Post Club Vaping lung illness: Harmful chemicals found in e cig flavoring juice Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs. Pediatric Environmental Health Center E Cigarettes Boston Children's Hospital Vaping Dangers: What Parents Should Know Attorney General Brian Schwalb All E Cigarettes Emit Harmful Chemicals, but Some Emit More Than Others Berkeley Lab Berkeley Lab News Center