Among all kinds of sports, competitive sports with graceful movements as the main content are deeply loved by athletes. However, in the practice of sports dance, due to insufficient skills, incorrect movements, inattention and other factors, it is easy to cause sports injuries, which affects the effect of sports dance teaching. Therefore, the research and application of the alleviation and improvement of sports injury disorders are becoming more and more important. Although there are many researches and applied studies on the mitigation and improvement of sports injury disorders in sports dance, the existing research still needs to be supplemented. In this paper, a combination of traditional Chinese medicine and exercise therapy has been discussed. First, the relevant theoretical overview and related work were organized, and the sports dance movement was introduced. Then, based on the modeling of sports injury disorder, related algorithms were written, and the elements of mitigation and improvement of sports injury disorder, sports injury elements of sports dance, and elements of traditional Chinese medicine combined with exercise therapy were introduced. In the fourth part, a study on the improvement of alleviation and improvement of sports injury disorder in sports dance was carried out. In this paper, various algorithms were used to study the topic of Chinese medicine combined with exercise therapy in the mitigation and improvement of sports dance injury disorders, and the experiments were summarized and discussed. The results of the study showed that the mitigation improvement and application study of sports injury impairment in sports dance constructed in this paper can reduce the incidence of sports injury by 4.62%.