When students take their final exam in my course, they are all experiencing acute effects on their respiratory tracts. In fact, if you were to measured their exhaled nitric oxide levels, you would find that there is a significant reduction, just as is observed with smoking.

The misinformation in the tobacco control field is so widespread that hardly a day goes by that an anti-smoking advocate somewhere doesn't publicly declare that smoking may be no more dangerous than vaping. Yesterday, it was the Sedgwick County Health Department (Wichita, KS), which wrote in an op-ed in the Kansas City Star:

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