Vaping associated lung injury (VALI) has become a frequent topic in the news in the United States (US). In this episode we review the epidemiology, presumed pathophysiology, and new recommendations from the Centers for Disease Control (CDC) in the US. Thanks for listening! Jeremy Faust and Lauren Westafer FOAMcast.org References: Morbidity and Mortality Weekly Report (MMWR). 2019; 68(40) Layden JE, Ghinai I, Pray I, et al. Pulmonary Illness Related to E-Cigarette Use in Illinois and Wisconsin - Preliminary Report. N Engl J Med. 2019; Sept 6. Maddock SD, Cirulis MM, Callahan SJ, et al. Pulmonary Lipid-Laden Macrophages and Vaping. N Engl J Med. 2019;381:1488-1489.