Health management is a process of overall management of health risk factors of individuals or groups. Its purpose is to mobilize the enthusiasm of individuals, collectives and society, effectively use limited resources and achieve the greatest health effect. Health risk assessment is a key technical part in the process of health management, which can only be achieved through health management. It is the first step of chronic disease prevention, also known as risk prediction model. Based on a large number of personal health information collected, it analyzes and establishes the quantitative relationship between lifestyle, environment, heredity and other risk factors and health status, predicts the possibility of an individual suffering from a certain disease or dying from a certain disease in a certain period of time, and accordingly provides targeted control and intervention according to the needs of the crowd, thus helping the government, enterprises, insurance companies and individuals to achieve the maximum health effect at the lowest cost.