An e cigarette is a battery operated device that heats liquid nicotine, flavoring, and other additives to create an aerosol. This JAMA Patient Page describes e cigarettes and the potential health effects of vaping. https: ja.ma 4dbZqrL Exploitation of the COVID 19 pandemic by e cigarette marketers Tobacco Control Smoking or Vaping May Increase the Risk of a Severe Coronavirus Infection Scientific American Risks of Using with COVID 19 Tobacco Prevention Toolkit Stanford Medicine People who use electronic cigarettes and test positive for #COVID19 have a higher frequency of experiencing Covid symptoms, compared to people who don't vape, according to new research from Mayo Clinic.