Analysis on Research Hotspot and Evolution about Abroad Tai Chi Based on Mapping Knowledge

Selecting the literature about abroad Tai Chi from Science Citation Index Expanded,Social Sciences Citation Index and Arts & Humanities Citation Index as the research object,the author used the software CiteSpaceⅡto make visual analysis for 414 Tai Chi research literatures published since 1981 and their references,and to find out the hotspot and evolution about it.The results showed that the research on abroad Tai Chi is mainly in developed countries focusing on balance,fall,strength,heart-rate,blood pressure,stress etc.And the evolution of study goes through three stages:foundation,expansion and deepness,in which the focuses are different.