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One restriction of the analysis is it examined data from tests where individuals knew what involvement had been tested and if they received it, which includes the to bias outcomes, the authors notice. Even so, the full total results confirm previous research displaying tai chi may improve balance, flexibility, power of knee extension and decrease the threat of falls in older adults, said Dr. Chenchen Wang, movie director of the guts for Integrative and Complimentary Medication in Tufts INFIRMARY in Boston. The complex nature of tai chi exercise sequences may also support cognitive function since it requires steady effort to coordinate multiple actions at exactly the same time, said Dr.