Introduction Cardiovascular disease remains the leading cause of mortality worldwide, and hypertension has been implicated as having the highest association of causation among all of the cardiovascular disease risk factors. Thus, unsurprisingly, hypertension is the main risk factor for death and the second major cause of disability-adjusted life years in Brazil, heavily impacting its population and national healthcare system. It is also directly linked to air pollution, especially fine particulate matter < 2.5 microns (PM 2.5 ), which has been [...]