This paper offers a study case using the WHO approach
to assess the impact of atmospheric pollution on human
health for people living in Tehran, one of the most
populated areas in the world, where the geographical
features make the air quality among the worst in the
world. The impact was estimated as the increase in allcauses,
cardiovascular and respiratory mortality, and
hospital admissions for cardiovascular and respiratory
diseases, COPD and acute myocardial Infarction for
short-term exposure.