Consumer health informatics (CHI) is a sub-branch of health informatics that helps bridge the gap between patients and health resources. It is defined by the American Medical Informatics Association as "the field devoted to informatics from multiple consumer or patient views". The Consumer Health Informatics Working Group (CHIWG) of the International Medical Informatics Association (IMIA) define it as "the use of modern computers and telecommunications to support consumers in obtaining information, analyzing unique health care needs and helping them make decisions about their own health".[1]