The U.S. needs stronger policies and guidance to combat Legionnaires’ disease, a form of pneumonia caused by inhaling air contaminated with Legionella bacteria from water systems, says a new report from the National Academies of Sciences, Engineering, and Medicine.

The U.S. needs stronger policies and guidance to combat Legionnaires’ disease, a form of pneumonia caused by inhaling air contaminated with Legionella bacteria from water systems, says a new report from the National Academies of Sciences, Engineering, and Medicine.