What’s happening when our joints crack and is it bad?

We’ve all had the experience of standing up and hearing a loud pop in our back or hip, or trying to tiptoe through the house only to have our foot make a cracking sound each time we take a step. So what’s happening in our joints when this happens, and is it a bad sign? What if we purposefully crack our knuckles? Will we get arthritis like our parents used to tell us? The noise we hear when our joints pop is likely to be due to movement of the tendon over bone. Tendons attach muscles to bones and are…
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