how long does it take to die from smoking cigarettes Smokers Ten Years Sooner Than Non-Smokers Quit Smoking | Fact Sheets

This helps smoke disperse quickly and prevents buildup on surfaces

Cancer screening for breast, cervical, colorectal, and lung cancers has been demonstrated to be effective in reducing mortality

Early Detection of Lung Cancer The goal of early detection is finding lung cancer at a stage where surgery, radiation therapy, immunotherapy, or targeted therapies can be offered when the cancer is in its most treatable form

For me the difference between smoking and other potentially harmful things (McDs, alcohol) is that no level of smoking is healthy for you, not even one cigarette

It's most likely that you share ventilation systems or have common air conditioning and heating ducts, which means these tenants are most likely the source of the secondhand smoke coming into your apartment