25% of grade 12 students now #vape in the US. Even with a scarcity of data, we know vaping causes #airway injury. We are heading towards a vaping related #COPD and #lungcancer epidemic Vaping and how it affects lung function ndd Medical Frontiers B cell immune repertoire sequencing in tobacco cigarette smoking, vaping, and chronic obstructive pulmonary disease in the COPDGene cohort Vaping doubles risk of serious lung disease, even without smoking history study Professor Erwin Loh