To avoid knee pain, you can run on soft surfaces, do exercises to strengthen your leg muscles, avoid hills and get good running shoes.

为避免膝盖疼痛，你可以在柔软的地面上跑步，多加练习来加强腿部肌肉，尽量不在斜坡上跑，并买双好的跑鞋。

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Ill-fitting shoes can lead to blisters, ankle and knee pain, and loss of movement on the court.

不合适的鞋会导致水泡，踝关节和膝关节痛，场上运动丧失。

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