The 2008 US Guideline specifies that three combinations of medications are effective: A meta-analysis from 2018, conducted on 61 RCT, showed that during their first year of trying to quit, approximately 80% of the participants in the studies who got drug assistance (bupropion, NRT, or varenicline) returned to smoking while 20% continued to not smoke for the entire year (i.e.: remained sustained abstinent)
The key is that most people dont smoke, and most nonsmokers find the smell of cigarette smoke to be pretty unpleasant
Roll-your-own formats use thinner filters: Ultra Slim (5.3mm) and Micro (4.6mm) are the most common alternatives.
As Kathleen Walsh writes in the Glamour piece, perhaps people "may learn that far more of their favorite celebrities have a cigarette habit than they realize." In fact, Florence Pugh and Anya Taylor-Joy, both 27, and Jenna Ortega and Lily-Rose Depp, both 20, have all been photographed smoking cigarettes this year