To prevent e cigarette, or vaping, product use associated lung injury (EVALI), people should not use THC containing e cigarette, or vaping products, particularly from informal sources. Data suggest e cigarette, or vaping, products that contain THC E cigarette, or Vaping, Product Use Associated Lung Injury (or EVALI): What you need to know Tobacco Atlas Vaping Associated Lung Injury: A Review Frontiers Review of quantitative and functional lung imaging evidence of vaping related lung injury