Independent and Opposing Associations of Habitual Exercise and Chronic PM _2.5 Exposures on Hypertension Incidence

Background: We investigated the joint associations of habitual physical activity (PA) and long-term exposure to fine particulate matter (PM 2.5 ) with the development of hypertension in a longitudinal cohort in Taiwan. Methods: We selected 140 072 adults (≥18 years of age) without hypertension who joined a standard medical screening program with 360 905 medical examinations between 2001 and 2016. PM 2.5 exposure was estimated at each...