I was coughing up blood after vaping' addiction grips Irish schools Coughing or Sore Throat from Vaping Causes and Cures Is your teen's cough linked to vaping? Parents and doctors urged to up their antennae Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and Vaping cannabis associated with cough, bronchitis and wheezing, study finds CNN