1 in 6 Vaping Lung Illnesses Linked br to Legal THC, Says Federal Report The report was released by the br Centers for Disease Control and Prevention (CDC). It revealed that one-sixth of br those who suffer from lung injuries br linked to vaping marijuana got their br THC from legal dispensaries. Kevin Sabet, Policy Advisor, via 'USA Today' Kevin Sabet, Policy Advisor, via 'USA Today' The CDC recommends avoiding br THC vaping products altogether. 57 deaths have been lined br to vaping. Illnesses linked br to the habit total nearly 3,000. The Food and Drug Administration br has announced a ban on all flavored br vaping and e-cigarette products.