The Harmful Effects of Vaping Treasured Smiles Dentistry New medical research is raising concerns about possible links between vaping and bronchiolitis obliterans also known as popcorn lung, a rare and irreversible lung disease. Health experts say more long term E cigarettes compromise the gut barrier and trigger inflammation: iScience E cigarette Characteristics, Safety Issues, & Regulation Britannica A Single Session of Vaping Can Hurt Your Lungs