Clinical Research Directory

Inclusion Criteria: * being frail (3 out of the following 5 criteria): feeling fatigued, difficulty climbing 10 stairs without help, difficulty walking 300m without help, more than 5 chronic illness, weight loss 5 % or more past 1-5 years * living in the community * able to participate in Tai Chi program twice a week Exclusion Criteria: * participated in any formal exercise program past 6 months * not have transportation to come to the class