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Par Taichi4theworld dans Etudes scientifiques - Taïji Quan le 21 Octobre 2010 à 10:09...randomized to tai chi participated in interventions twice a week for 12 weeks in the form of 60-minute sessions. These classes were facilitated by a tai chi master who had more than 20 years of teaching experience. During the first session, the master explained the theory behind tai chi and...