stopping tobacco use does little for short term health problems Benefits of Quitting Smoking | Smoking and Health Problems Caused by Secondhand

However, smoke stores also face many challenges and opportunities in the changing landscape of the tobacco market, such as regulations, taxes, competition, supply issues, and consumer trends

The persistence of dual use in low-SES populations raises concerns about whether e-cigarettes are genuinely reducing harm or simply adding another layer to existing tobacco-related inequalities

Thats probably the most common factor. You should also check to make sure any hallway doors are properly closing, Levine says

Health experts have linked smoking to lung cancer, 1 but there are other smoking-related health problems that require treatment