Both before and after the 1 year exercise intervention, the average surface electromyography (ASEMG) of the two groups in the process of ﬂexion and extension was recorded and analyzed using DASYLab10.0 software, and the flexion extension ratio (FER) was calculated. 
DASYLab10.0
Both before and after the 1 year exercise intervention, the average surface electromyography (ASEMG) of the two groups in the process of ﬂexion and extension was recorded and analyzed using DASYLab10.0 software, and the flexion extension ratio (FER) was calculated. 
DASYLab10.0