main chemicals in tobacco : Behind the Smoke (infographic) what chemicals are present in

These behaviors can be recognized, and more appropriate ones can be substituted

Long-term exposure of TRAP PM2.5, or fine PM including diesel emissions, has been linked to an increased lung cancer risk, lung cancer mortality and cardiopulmonary disease, with significantly increased risk among truck drivers and transportation workers [37,38,39]

Quitting smoking is beneficial at any age and reduces the excess morbidity risk experienced by smokers for a multitude of cancers, as well as outcomes related to cardiovascular disease, chronic respiratory disease/COPD, asthma and reproductive health [20]

High smoking prevalence from our results is consistent with previous studies conducted in other high TB and HIV burden countries, such as India, China, Bangladesh, Pakistan, and Sub-Saharan Africa 8,20-23 , which have found higher smoking prevalence among patients with TB and PLHIV