Perhaps the first randomized trial of an air cleaning device for nursing homes showed no significant impact on the primary endpoint for acute respiratory infection incidence. A secondary analysis did, ...

A lab at the University of Colorado Boulder is studying ways to improve indoor air quality, including a recent study that ...

This story is part of our new series, Reality Check, in which GH experts uncover the truth behind common misconceptions about health, safety, and everyday living. Editor’s Note: Recently, the European ...