Joint pain, particularly in the joints of the knee, ankle, elbow and wrist, should never be ignored.

关节痛，尤其是膝盖、脚踝、手肘和手腕部位的疼痛，是不可小视的。

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Wearing high heels, the study found, puts extra pressure on a woman's knee joints, increasing her risks for joint degeneration and osteoarthritis.

该调查发现，穿高跟鞋将会给女性膝关节造成额外的压力，从而增加其得关节退行性变及骨关节炎的几率。

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Barefoot walking ensures proper alignment of the knee joint, hip joint and lower back.

光脚走路能够保证我们的膝关节、髋关节和下背部得到有效的调节。

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While it may not be worthwhile for older patients, younger patients are more likely to regard anything that gives them a lifelong working knee joint as well worth the cost.

VOA: standard.2010.08.11

So one of the potential advantages of this growing joint technique is perhaps the ability to preserve more of those tissues inside the knee, which would hopefully translate into more natural mechanics of the knee."

VOA: standard.2010.08.11

No space -- meaning no cartilage between the two bones that make up the knee joint -- can cause tremendous pain.

CNN: What you need to know about total knee replacement

The tribunal heard that Prof Richardson had used a piece of equipment used to blow air into the knee joint, which he had modified specifically for the operation.

BBC: Luigi Belcuore case: Surgeon backed by hospital

Conventional wisdom holds that the pounding from years of running leads to excessive wear and tear on the body as we age, resulting in joint injuries, knee replacements or arthritis.

CNN: No need to hang up your running shoes as you age