A study conducted in Arizona by the Mayo Ciinic found reason to suspect that vaping is consistently associated with serious lung damage.

Vaping causes a “severe chemical injury” not seen in tobacco or cannabis smokers, said researcher Brandon Larsen, MD, PhD, who helped lead the study. The study covered 17 lung biopsies from patients who vaped, with all 17 showing significant damage.

Read more about The Mayo Clinic’s research here.