Prolonged sitting can aggravate the injury, as can a tight lower back.

久坐会加重这个问题，因为久坐会让腰背部紧张。

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As you stand, maintain the natural curve in your lower back and keep your core muscles tight. Use your leg muscles - not your back - to lift the object.

在你站起来的时候，继续保持腰背部的自然曲线，保持收紧你的核心肌肉。用你的腿部肌肉——不是背部——去抬起物品。

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As you stand, maintain the natural curve in your lower back and keep your core muscles tight.

在你站起来的时候，继续保持腰背部的自然曲线，保持收紧你的核心肌肉。

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