Activating qi by the mind With its emphasis on "developing qi to relax the body," and its loose, supple, slow physicality, taijiquan is a contrast to the usual types of exercise favored by today's well-fed, sedentary city slickers with their hectic lifestyles--activities such as jogging, gym workouts, and aerobics, which contract the muscles and quicken the pulse.
以心行氣、以氣運身對吃好、少動，生活步調快速的都會上班族來說，講究「練氣以鬆身」、強調鬆、柔、慢的太極拳，與慢跑、練肌肉、跳韻律操等讓肌肉收縮，心跳、脈博加速的一般運動概念的確很不一樣。