A significant contributor to this body of evidence is a large study from the American College of Surgeons National Surgical Quality Improvement Program (NSQIP) database which showed that smoking significantly increased the risk of postoperative pneumonia, cardiac arrest, myocardial infarction, stroke, wound infection, septic shock and requirement for intensive care
Eighteen percent of adults aged 18 to 29 vape, with the percentage declining among older age groups, down to 1% of those 65 and older
Regularly monitor humidity levels, keeping them at 58-62% RH
"Current findings suggest that heated tobacco may be more harmful than e-cigarettes, and less effective at helping smokers give up cigarettes long-term." In June 2018, then-health minister Steve Brine wrote to the company that makes iQos, Philip Morris International (PMI), to say advertising for it was "prohibited" and to ask them to "desist from such promotion in the future"