Inactivity can make your joints stiff, and the bones may begin to degenerate.

不活动会使关节僵硬，骨骼因此可能会开始退化。

《柯林斯英汉双解大词典》

It is commonly known that many people feel pains in their bones or joints when humidity rises.

众所周知，当湿度上升时，许多人的骨头或关节会感到疼痛。

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We were not two; we were one, the joints of our backs fused right near our sit bones.

我们不是两个，我们是一个，我们背上的连结融合在一起，就挨近我们的坐骨。

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For years, people with foot or ankle problems have been prescribed "rocker shoes, " in which the soles curve like the bottom of a rocking chair to transfer the workload away from joints and bones.

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Some have longer limbs, denser bones, slipperier tendons and double joints.

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My long bones in my arms and legs felt like someone was ramming a long steel rod into them, my joints all creaked and popped in and out and ached like the worst arthritis ever. my skin was on fire and my extremities, especially my hands and feet, where it seemed to concentrate.

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