According to PMI, millions of smokers around the world have switched completely from cigarette smoking to IQOS
24 Clarke, A Dissertation on the Use and Abuse of Tobacco, 25
Smoking causes lung cancer, at least 15 other types of cancer, heart disease, stroke, emphysema, and many other health effects, including harms from second-hand smoke
Traditional cigarettes have about 7,000 chemicals when combusted, whereas research has found that e-cigarettes have somewhere around 2,000, some of which we are still unable to identify
What to do if someone has a bad reaction to cannabis If you or someone else has a bad reaction to cannabis, or has questions about a related substance, use the web POISON CONTROL online tool to get immediate help, or call your poison center at 1-800-222-1222