New Study Shows Vaping Causes Mouth and Lung Cancer What Does the Science Say? This headline is powerful but it needs context. E cigarettes (vapes) expose users to fewer toxins than Vaping Potential links to lung illnesses and e cigarettes under investigation: CDC ABC News 2 popular vape flavors may increase inflammation in brain, lungs Vaping associated lung injury may be caused by toxic chemical fumes, study finds Mayo Clinic News Network E Cigarette or Vaping Product Associated Lung Injury: A Review The American Journal of Medicine Blog