Vaping isn't harmless. While e cigarettes don't contain tobacco, nicotine is highly addictive and can harm brain development. E cigarettes can cause EVALIa serious lung injury linked to vaping. Symptoms like cough, chest Lung Injury Associated with E Cigarette or Vaping Product Use Pediatric Annals The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association E cigarettes accelerate lung colonization of breast cancer cells. A. Download Scientific Diagram