Dr. Howard Smith Oncall

Vidcast:  https://youtu.be/T3LMa31YJEk   It’s all over the news: currently more than 200 mostly young people have been hospitalized with life-threatening respiratory illness.  At least one of them has died.     A new study from the University of Pennsylvania shows that even vaping once without any nicotine leads to significant blood vessel lining damage.   The study analyzed 31 healthy non-smoking adults before and after vaping a single e-cigarette that did not contain nicotine but only the usual propylene glycol-glycerol base with tobacco flavoring added. Each participant took only 16-3-second puffs.   Even this limited exposure drove a 34% reduction in major arterial dilatation, a 17% reduction in peak blood flow, a 20% reduction in venous oxygenation, and a 26% reduction in blood acceleration.  The electric heating and vaporization process converts the e-cigarette liquids into toxic substances that damage blood vessels.   Don’t use these devices.  If you want to quit smoking and need to withdraw from nicot