Children on Farms (IMAGE) University of Arizona Health Sciences Caption Children who live on farms -- where they are exposed to sources of environmental bacteria such as livestock and dusty barns -- are less likely to develop asthma. Credit University of Arizona Health Sciences Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.