Radiologic, Pathologic, Clinical, and Physiologic Findings of Electronic Cigarette or Vaping Product Useassociated Lung Injury (EVALI): Evolving Knowledge and Remaining QuestionsRadiology Vaping and Popcorn Lung Medicine.com 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 Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health.