行功太极球的习练，是为了辅助陈氏太极拳功夫增长的强度练法，既能强身健体，又对技击很有帮助。练太极球主要是培植丹田内劲充盈，蓄发兼修，通过脐下一寸部位的“丹田”内转，带动太极球转，叫作由内及外，经过刻苦的习练，使腹内形成了活便的太极球，叫作由外及内。内外结合，合为一体的内功表现则为“丹田自弹”

The exercise of Xinggong Taiji Ball is in order to help to raise the strength of Taijiquan, which is both good for healthy or the skill of combat. When exercising the Taiji ball, it's principal for fill Dantian with internal energy, studying storing and applying, making the ball turning around by Dantian, a foot under navel, it called from inside to outside, after studying hardly, there takes shape a Taiji ball in the belly, and this called from outside to inside, and the coordination energy between inside and outside can be shown as "Dantian twines itself".