Risk perception is the public’s attitude and intuitive judgment of risk

which presents different characteristics at different stages of the life cycle of public health emergencies and is the core mediating quantity that causes a series of changes in public psychology and behavior.This paper compares seven representative theoretical models of risk perception in previous studies

lists the advantages and disadvantages of each model in dealing with public health emergencies

and proposes the most applicable model for public health emergencies

aiming to improve the government’s risk management mechanism and enhance the overall risk coping capacity of society.