Vaping symptoms include coughing, shortness of breath, and fever. >> just because they are safer or perceived to be safer than cigarettes doesn't mean they are safe i think we're now seeing clear evidence that that is not the case >> anne joins us now anne, good to see you. what is in this vaping liquid >> it's a whole big chemistry pile along with nicotine and flavorings there's something called propylene glycol it's used in antifreeze, perfume, and that artificial fog you sometimes see at concerts. while generally emistry experimentit isa every time you inhale. >> such important information ...