aqi of cigarette smoke Everyone is affected differently by air quality. The estimate now is if you're outside for a few hours, it adds up to smoking one cigarette. Some are very bothered by that and Poor AQI: Essential Safety Tips

Reynolds Company repositioned the Winston brand in 1997, claiming that its product was made with 100 percent tobacco and no additives (Arnett 1999)

Available at: [Google Scholar] 27.Bansal-Travers M, Hammond D, Smith P, et al

Like bristles on a broom, cilia are hair-like strands whose job is to trap and sweep germs and other harmful particles out of your lungs

Retrieved September 26, 2022

According to a 2018 report by Public Health England, vaping is estimated to be at least 95% less harmful than smoking source

The patterns of survival from age 60 in these two birth cohorts among lifelong non-smokers and among those who smoked only cigarettes since 1951 are shown in figure 1, which gives the proportions of 60 year olds who would be expected to be still alive at ages 70, 80, 90, and 100