BREAKING: New research suggests flavored e cigarettes may be linked to lasting lung injury. Scientists examined how certain flavoring chemicals affect airway cells. Some compounds were associated with inflammation and impaired repair. The Global youth vaping and respiratory health: epidemiology, interventions, and policies npj Primary Care Respiratory Medicine E cigarette induced lung disease: from acute to chronic The Lancet Vaping Could Make You 40 Percent More Likely to Get Respiratory Disease The Brink Boston University