Vape smoke. Light blue tinted smoke effect New Study: Students Report Harmful Effects from Vaping, Don't Use JUUL to Quit Smoking Stories The Health Risks & Dangerous Effects of Vaping & E Cigarettes Vaping substantially less harmful than smoking, largest review of its kind finds King's College London Vaping: Understanding the Risks and Impacts on Health Can vaping damage your lungs? What we do (and don't) know Harvard Health