Most common e cig refills contain respiratory irritants, and people who smoke and use e cigs are more likely to experience respiratory symptoms ERS European Respiratory Society E Cigarettes, Vaping & Lung Health Pulmonary & Respiratory Care Loma Linda University Health Older e cigarette users face increased odds of respiratory issues, study finds 5 things EMS providers need to know about vaping injury implications Logic Vapes FDA Rejects Marketing Approval For 55,000 Flavored Vaping Products Respiratory Therapy Fda Approved Vape Refills Outbreak of Lung Injury Associated with the Use of E Cigarette, or Vaping, Products Champlain Medical