Vaping isn't harmless. While e cigarettes don't contain tobacco, nicotine is highly addictive and can harm brain development. E cigarettes can cause EVALIa serious lung injury linked to vaping. Symptoms like cough, chest UNC Researchers Tackle the E cigarette or Vaping Product Useassociated Lung Injury (EVALI) Epidemic Newsroom The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI Lung Injuries Associated with Use of Vaping Products FDA