But are stiff, creaky joints really inevitable?

僵硬而老旧的关节毛病真的无法避免吗？

Patients often experience pain from tightened muscles or abnormal posture and stiff joints.

患者经常会因为紧绷的肌肉、异常的姿势，以及僵硬的关节感到疼痛。

Timber being a lightweight material, we have to think about how to handle  stiff joints and mount them together.

木材是一种轻质材料，我们必须考虑如何处理僵硬的接头并将它们安装在一起。

On the other hand, if it was the summer and the patient was an avid hiker in New England presenting a rash, stiff joints and a fever, the doctor might instead suspect that the patient had Lyme disease.

另一方面，如果是夏天，病人是新英格兰的一个狂热的徒步旅行者，出现皮疹、关节僵硬和发烧，医生可能会怀疑病人患有莱姆病。