Like cigarettes, the vapors course through your lungs, airways, and mouth
Cigarette manufacturers use various methods to control nicotine delivery, including filter design, paper type, and chemical additives
For instance, levels of a poisonous organic compound acetonitrile (AH-see-toe-NIGH-trill) rose after two hours
Only in years to come when its been scientifically cross-referenced between those who never smoked and now vape, compared to those who smoked and vaped or even people currently using both together will we know for sure
there are liquids whose composition does not include this substance
Smokers tend to have a more rapid heart rate, poorer circulation, and more shortness of breath -- not helpful qualities in an athlete