Liver (IMAGE) Intermountain Medical Center Caption Nonalcoholic fatty liver disease, or NAFLD, which affects roughly 100 million Americans, costs the United States healthcare system $32 billion annually, according to a first-of-its-kind study by Intermountain Healthcare researchers on the economic impact of the disease. Credit Intermountain Medical Center 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.