运动功能减退

例句：

1. 1.He has been experiencing a decline in his physical activity levels, leading to a condition known as "sport-related movement disorders."
   他的身体活动水平一直在下降，导致了一种被称为“与运动相关的运动障碍”的状况。
2. 2. The patient's ability to perform daily activities has significantly decreased, which is a commonsymptom of Parkinson's disease.
   患者的日常生活能力显著下降，这是帕金森病的常见症状。
3. 3. As the patient's age progresses, their ability to move around freely diminishes, leading to a need for assistive devices.
   随着患者年龄的增长，他们自由移动的能力逐渐减弱，需要辅助设备。