Vaper's Cough: 7 Probable Causes and How to Get Rid of it Vapemate Teen told he was coughing up 'pints' of blood due to a stomach ulcer caused by kebabs 'excessive vaping' was to blame My lungs 'turned to concrete and collapsed' after vaping left 'black, gooey vape juice' leaking from my body Coughing After Quitting Smoking: Why It Happens and What You Can Do Coughing When Vaping: Understanding and Overcoming the Challenge selbyvapes E cigarette, or Vaping Product, Use Associated Lung Injury (EVALI) Fact Sheets Yale Medicine