Comment on "Optimal exercise parameters of tai chi for balance performance in older adults: A meta-analysis" Author: Aoran Yang1, Xin Tian2 Affiliation: <sup>1</sup> Chinese Medicine Rehabilitation Center, Beijing Rehabilitation Hospital of Capital Medical University, Beijing, China. <sup>2</sup> Chinese Medicine Teaching and Research Section, Beijing University of Chinese Medicine, Beijing, China. Conference/Journal: J Am Geriatr Soc Date published: 2021 Dec 28 Other: Special Notes: doi: 10.1111/jgs.17612. , Word Count: 3 PMID: 34962284 DOI: 10.1111/jgs.17612