Based on Fuxie theory,the pathogenesis of acute myocardial infarction(AMI)is described.By analyzing the similarity between the pathogenesis of Fuxie and the incidence of AMI,it is believed that incubated diseases is closely related to the occurrence and development of AMI.Incubated diseases is a relapse of AMI reason.From the perspective of Ying-wei theory,the pathogenesis of AMI and the imbalance of energy metabolism in the process of AMI are explained,which provides new ideas for Chinese medicine to explain myocardial infarction.