It may look gentle, but tai chi packs a punch. The seemingly leisurely and deliberate movements originated in ancient China as a martial art, which has since evolved into a health and rehabilitation ...

Correspondence to Yi-Wen Chen, Department of Physical Therapy, University of British Columbia, 2177 Wesbrook Mall Vancouver, British Columbia, Canada V6T 1Z3; yiwenchen{at}alumni.ubc.ca Background ...

Department of Sports Science and Physical Education, The Chinese University of Hong Kong, Hong Kong Correspondence to: Ms Chan, Department of Sports Science and Physical Education, Kwok Sports ...