Objective : To observe the efforts on hemorheology, plasma metabolite changes of Heart Blood Stasis rat, and the efforts of Yangxin Tongmai Recipe to them. To explore the formation of Heart Blood Stasis. Methods :32 rats were divided into 4 groups, model group and blank model group, Yangxin Tongmai Recipe group, sham-operated group. Identify peaks of each group by GC-MS and metabolites changes by principal component analysis(PCA). Detect indexes of hemorheology. Results : Contents of Whole blood viscosity and Plasma viscosity in model grou...