The sports explanation is not detailed enough, and the prisoner's fitness method is too rigid. According to the query, you can download the official website display.

1, the movement explanation is not detailed enough, many movements are not standardized, the movement span is also very large, and the standard is extremely high, which is not conducive to breakthrough.

2. The prisoner's fitness method is too rigid, usually consisting of several movements, such as push-ups, sit-ups, pull-ups, etc. It is easy to cause muscle weakness and muscle imbalance.