TIL The “Cinnamon challenge” is quite dangerous. Cinnamon powder, when inhaled, can cause inflammation and permanent scarring in the lungs, leading to conditions like emphysema and pulmonary fibrosis. Children have required hospitalization and being on ventilators after inhaling cinnamon as well. 1

/r/todayilearned, 2020-05-16, 13:21:48

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