According to the study, the mean percentage of smokers among people ages 18-24 in states with the lowest prevalence of smoking declined 16.4% between 2001-02 and 2018-22, and in states with the highest prevalence of smoking, it fell 21.3%
Exclusion criteria Previous systematic reviews and review articles 15-20 and other articles were excluded if they were conducted on staff and students, any RCTs, where the impact of tobacco on any health-related issue was seen, and where smoking was considered a dependent/contributor variable
Headache, nervousness, and an increased heart rate may also occur
The California Tobacco Control Program survey, using data from 2008, found that: Poorer counties have significantly higher smoking rates: Tehama County, among California's poorest (with a poverty rate around 20 percent), had the highest adult smoking rate - almost 23 percent