Dr. Howard Smith Oncall

Vidcast: https://youtu.be/0CezKXdha_o Electronic cigarette use is on the upswing, and their makers trumpet the latest studies showing that e-cigs help current tobacco smokers kick the habit.  In actuality, as older smokers quit more teens use e-cigs and move on to the nasty and dangerous habit that is tobacco cigarette smoking. Besides the addicting nicotine, the e-cigs vaporize and spew a raft of of chemicals into the lungs including heavy metals, propylene glycol or anti-freeze, and formaldehyde.  The latest study from Harvard’s School of Public Health focuses on the toxicity of the chemicals used for flavoring the vapors. Those ingredients are diacetyl and pentandione, and they create a buttery aroma.  You’ve definitely smelled it at the movie theater, and repeatedly inhaling the vapor leads to chronic irreversible lung damage and a disease appropriately named “popcorn lung.” The Harvard team conclusively showed that these flavoring chemicals interfere with the genes that control development of normally fu