Medical researchers warn of link between COVID-19, PM2.5 harms

Medical researchers are stressing the need to reduce global air pollution, in response to findings that long-term exposure to fine particulate matter (PM2.5) worsens health outcomes from COVID-19. In a commentary published April 5 in the Annals of the American Thoracic Society , researchers at Beth Israel Deaconess Medical Center (BIDMC) in Boston review current research on the potential relationships among pollution, respiratory viruses and health disparities. “A multitude of studies show that exposure to higher long-term ambient air pollution...