
Washington DC: Short and long-term exposure to fine particulate matter (PM2.5) air pollution is associated with an increased risk of hospitalisation for severe heart and lung disorders, according to two large US studies published in The BMJ.

Washington DC: Short and long-term exposure to fine particulate matter (PM2.5) air pollution is associated with an increased risk of hospitalisation for severe heart and lung disorders, according to two large US studies published in The BMJ.